by Max Barry

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1

List of Vessel Classes of the Imperial Fusō Navy

Table of Contents

I. Yamato-class battleship
II. Fusō-class battleship
III. Amagi-class standard carrier
IV. Sōryū-class standard carrier
V. Shinano-class standard carrier
VI. Shōkaku-class standard carrier
VII. Ryūjō-class light carrier
VIII. Hōshō-class light carrier
IX. Tsurumi-class first class cruiser
X. Kongō-class first class cruiser
XI. Akitsushima-class first class cruiser
XII. Hyūga-class first class cruiser
XIII. Myōkō-class second class cruiser
XIV. Ibuki-class second class cruiser
XV. Shirane-class second class cruiser
XVI. Kongō-class second class cruiser
XVII. Nagara-class third class cruiser
XVIII. Kitakami-class third class cruiser
XIX. Naniwa-class third class cruiser
XX. Asagiri-class first class frigate
XXI. Murasame-class first class frigate
XXII. Koyuki-class first class frigate
XXIII. Akizuki-class first class frigate
XXIV. Asashio-class first class frigate
XXV. Kagerō-class second class frigate
XXVI. Shiratsuyu-class second class frigate
XXVII. Sakura-class third class frigate
XXVIII. Hiburi-class third class frigate
XXIX. Sarushima Maru-class first class patrol vessel
XXX. Mizuho Maru-class first class patrol vessel
XXXI. Nōmijima-class landing ship
XXXII. Chidori-class guided missile patrol vessel
XXXIII. Class A High Speed Landing Craft
XXXIV. I-1-class first class submarine
XXXV. I-400-class first class submarine
XXXVI. I-201-class first class submarine
XXXVII. I-601-class first class submarine
XXXVIII. I-13-class first class submarine
XXXIX. I-583-class second class submarine
XL. I-501-class second class submarine
XLI. I-513-class second class submarine
XLII. I-521-class second class submarine

Builder: Kure Naval Arsenal
Operator: Imperial Fusō Navy
Planned: 4
Completed: 2
Cancelled: 2
Active: 1
Retired: 1
In Service: 1932-2022

Displacement: 52,659 tons full load
Length: 274.4 m
Beam: 30.8 m
Draft: 9.8 m
Propulsion: 12 Kampon boilers, 4 Kampon steam turbines, 4 shafts 160,000 shp
Speed: 30.4 knots flank
Range: 7,200 nmi at 16 knots
Complement: 1,800
Sensors and processing systems:
Type 41-1-23A (FCS-2-31) gunnery fire-control radar
Type 45-2-13 (OPS-24-31) 3D AESA air search radar
Type 56-3-11 (Type 1063 Artisan) 3D multifunction radar
Type 59-2-31 (Type 1047) Navigation and surface search radar
Type 59-2-41 (Type 1048) Navigation and surface search radar
Series 3500 Electro-Optical Director System (EODS)
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd ECM
8 countermeasures launchers
Armament:
4 46 cm/50 37th Year Type twins (800 round provision)
6 13.3 cm/62 Type 29 twin (3600 round provision)
4 GWS-59 Blackadder in armoured box launchers
2 Type 72 CIWS with two 30 mm rotary guns and 20 Sea Ceptors each
2 30 mm Goalkeeper CIWS
Armour:

  • 33-38 cm belt

  • 30-34 cm barbettes

  • 20 cm deck

  • 41 cm turret facings

  • 40 cm main bridge

  • 30 cm over engine compartment

  • 10 cm around hangar

Aircraft carried: 3 AgustaWestland Lynx Wildcat or 2 AgustaWestland Merlin

Ships in class:

  1. Yamato


Fusō-class Battleship

Builder: Kure and Yokosuka Naval Arsenals
Operator: Imperial Fusō Navy
Planned: 2
Completed: 0
Active: 0
In Service: 2024-

Displacement: 88,000 tons full load
Length: 300.5 m
Beam: 32.4 m
Draft: 10.1 m
Propulsion: 2 Ishikawajima Heavy Industries Model 4 Pressurised Water Reactors, 4 steam turbines, 4 shafts 260,000 shp
Speed: 30+ knots
Range: Dependent on supply situation
Complement: 800
Sensors and processing systems:
Type 41-1-24C (FCS-2-43) gunnery fire-control radar
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047) I-band navigation and surface search
Type 59-2-41 (Type 1048) I-band navigation and surface search
Type 80-2-11A (OPY-3-11) HF 3D long range search radar
Series 3500 Electro-Optical Director System (EODS)
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd ECM
8 countermeasures launchers
Armament:
2 51 cm/50 Type 80 twins (400 rounds provision)
3 13.3 cm/62 Type 29 twins (1800 rounds provision)
4 Sylver A90, 128 Cells
4 Type 72 CIWS with two 30 mm rotary guns and 20 Sea Ceptors each
2 Type 80 guided missile system w/ 2x8 Sea Gungnir
Armour:

  • 15-20 cm belt

  • 10 cm barbettes

  • 10 cm deck

  • 15 cm turret facings

  • 10 cm main bridge

  • 10 cm over engine compartment

  • 8 cm around hangar

Aircraft facilities: Hangar for 4 medium helicopters or 2 LinkUAV's, 2 Kure No. 7 Model 1 EMALS

Ships in class:

  1. Fusō

  2. Yamashiro



Amagi-class Standard Carrier

Builders: Kure and Yokosuka Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 6
Completed: 6
Active: 1
In Service: 1976-2021

Displacement: 81,000 tons
Length: 326 m
Beam: 40 m waterline, 80 m overall
Draught: 12 m
Propulsion: 8 Kampon 36th Year Type boilers, 4 steam turbines, 280,000 shp, 4 shafts
Speed: 30 knots (34 knots flank)
Range: 10,500 nautical miles @ 16 knots
Complement: 3,150, 2,480 aircrew
Sensors and processing systems:
SMART-L Mk. 2 3D long range search radar
Type 41-1-23B (FCS-2-32)
Type 46-1-32 (FCS-3-21)
Type 56-3-11 (Type 1063 Artisan)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd ECM
16 countermeasures launchers
Armament:
1 Sylver A43 VLS, 32 Cells
4 Type 41 GWS (8 RIM-7 Sea Sparrow or Sea Ceptor, 128 in storage)
4 30 mm Goalkepper close-in weapon systems
Aircraft carried: 64 full load

Ships in class:

  1. Amagi

  2. Unryū

  3. Akagi

  4. Kaga

  5. Shōkaku

  6. Zuikaku



Sōryū-class Standard Carrier

Builders: Kure and Yokosuka Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 6
Completed: 4
Active: 4
Cancelled: 2
In Service: 2014-

Displacement: 101,600 tons
Length: 337 m
Beam: 41 m waterline, 78 m overall
Draught: 12 m
Propulsion: 2 Ishikawajima Heavy Industries Model 2 Pressurised Water Reactor, 4 steam turbines, 4 shafts 260,000 shp
Speed: 30 knots
Range: Dependent on supply situation
Complement: 3,400, 2,500 aircrew
Sensors and processing systems:
SMART-L Mk. 2 3D long range search radar
Type 41-1-24A (FCS-2-41)
Type 56-3-11 (Type 1063 Artisan)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd ECM
24 countermeasures launchers
Armament:
1 Sylver A70 VLS, 64 Cells
4 Type 72 close-in weapons systems w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (160 in Storage)
Aircraft carried: 96 full load

Ships in class:

  1. Sōryū

  2. Hiryū

  3. Unryū

  4. Tenryū



Shinano-class Standard Carrier

Builders: Kure and Shinkyō Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 4
Completed: 1
Active: 0
In Service: 2022-

Displacement: 84,500 tons
Length: 320 m
Beam: 41 m waterline, 78 m overall
Draught: 11.6 m
Propulsion: 2 Ishikawajima Heavy Industries Model 2 Pressurised Water Reactor, 4 steam turbines, 4 shafts 260,000 shp
Speed: 30+ knots
Range: Dependent on supply situation
Complement: 3,000, 2,500 aircrew
Sensors and processing systems:
SMART-L Mk. 2 3D long range search radar
Type 41-1-24A (FCS-2-41)
Type 45-2-14 (OPS-24-41)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd ECM
24 countermeasures launchers
Armament:
1 Sylver A90 VLS, 128 Cells
2 Type 72 close-in weapons systems w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles)
2 Type 72 guided missile system w/ 2x10 Sea Ceptors (20 missiles)
Aircraft carried: 80 full load

Ships in class:

  1. Shinano

  2. Kaga

  3. Akagi

  4. Amagi



Shōkaku-class Standard Carrier

Builders: Shinkyō Naval Arsenal
Operators: Imperial Fusō Navy
Planned: 2
Completed: 1
Active: 0
In Service: 2022-

Displacement: 85,600 tons
Length: 320 m
Beam: 41 m waterline, 78 m overall
Draught: 11.8 m
Propulsion: 2 Ishikawajima Heavy Industries Model 4 Pressurised Water Reactors, 4 steam turbines, 4 shafts 260,000 shp
Speed: 30+ knots
Range: Dependent on supply situation
Complement: 3,000, 2,500 aircrew
Sensors and processing systems:
Type 41-1-24C (FCS-2-43)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047) I-band navigation and surface search
Type 59-2-41 (Type 1048) I-band navigation and surface search
Type 80-2-11A (OPY-3-11) HF 3D long range search radar
Series 3000 Electro-Optical Director System (EODS)
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd ECM
24 countermeasures launchers
Armament:
1 Sylver A90 VLS, 128 Cells
2 Type 72 close-in weapons systems w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles)
2 Type 80 guided missile system w/ 2x8 Sea Gungnir (16 missiles)
Aircraft carried: 80 full load

Ships in class:

  1. Shōkaku

  2. Zuikaku



Ryūjō-class Light Carrier

Builders: Kure and Yokosuka Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 8
In Service: 2009-

Displacement: 29,400 tons
Length: 256 m
Beam: 38 m
Draught: 8.1 m
Propulsion: 3 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel engines, IEP 2 shafts 160,000 shp
Speed: 30 knots
Range: 8,000 nautical miles @ 18 knots
Complement: 1,020
Sensors and processing systems:
Type 41-1-24A (FCS-2-41)
Type 45-2-14 (OPS-24-41)
Type 46-1-32 (FCS-3-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd ECM
8 countermeasures launchers
Armament:
1 Sylver A55 VLS, 16 Cells
2 30 mm Goalkeeper close-in weapons systems
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 36 rounds)
Aircraft carried: 24 helicopters or 12 fighters full load

Ships in class:

  1. Ryūjō

  2. Ryūhō

  3. Chiyoda

  4. Chitose

  5. Zuihō

  6. Shōhō

  7. Taiyō

  8. Shinyō



Hōshō-class Light Carrier

Builders: Kawasaki Shipbuilding Corporation, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 8
In Service: 2010-

Displacement: 35,800 tons
Length: 260 m
Beam: 38 m
Draught: 8.5 m
Propulsion: 3 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel engines, IEP 2 shafts 160,000 shp
Speed: 30 knots
Range: 8,000 nautical miles @ 18 knots
Complement: 1,400
Sensors and processing systems:
Type 41-1-24A (FCS-2-41)
Type 45-2-14 (OPS-24-41)
Type 46-1-32 (FCS-3-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd ECM
8 countermeasures launchers
Armament:
1 Sylver A55 VLS, 16 Cells
2 30 mm Goalkeeper close-in weapons systems
Aircraft carried: 32

Ships in class:

  1. Hōshō

  2. Taihō

  3. Chūhō

  4. Shinhō

  5. Jun'yō

  6. Hiyō

  7. Un'yō

  8. Kaiyō



Tsurumi-class First Class Cruiser

Builders: Yokosuka and Kure Naval Arsenals; Kawasaki Shipbuilding Corporation, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 4
Completed: 4
Active: 2
In Service: 1970-

Displacement: 20,015 tons standard
Length: 219.8 m
Beam: 21.8 m
Draft: 9.85 m
Propulsion: 2 Ishikawajima Heavy Industries Model 1 Pressurised Water Reactors, 4 steam turbines, 4 shafts 245,000 shp
Speed: 30 knots (flank at 35 knots)
Range: Theoretically unlimited
Complement: 850
Sensors and processing systems:
Type 41-1-22C (FCS-2-23)
Type 45-2-13 (OPS-24-31)
Type 46-1-32 (FCS-3-21)
Type 56-3-11 (Type 1063 Artisan)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 2000 Multifrequency Sonar Suite
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd Multifrequency Jammer
8 countermeasures launchers
Armament:
Fore Sylver A90 VLS block, 128 cells
Aft Sylver A90 VLS block, 64 Cells
2 4 cell GWS-59 Blackadder GMLS
2 30 mm Goalkeeper close-in weapons systems
2 GWS-42 Sea Ceptor (80 missiles)
2 13.3 cm/62 Type 29 twins (1,600 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 24 rounds)
2 4 cm/70 CHI (Bofors) Type 8
Armour: 76 mm plating around reactor compartment, light splinter protection
Aircraft carried: 2 medium to large helicopters

Ships in class:

  1. Tsurumi

  2. Takasaki

  3. Maya

  4. Kaimon



Kongō-class First Class Cruiser

Builders: Kure and Yokosuka Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 2
Retired: 6
In Service: 1974-2022

Displacement: 11,200 tons standard
Length: 168.4 m overall
Beam: 24.32 m
Draft: 11.1 m
Propulsion: 4 Kampon 14th Year Type steam turbines, 2 Rolls-Royce Spey SM1A gas turbines, COSAG 2 shafts 112,620 shp
Speed: 30 knots (32 knots flank), 18 knots with two steam turbines.
Range: ~7,000 nautical miles @ 18 knots
Complement: 300
Sensors and processing systems:
SMART-L Mk. 2 3D long range search radar
Type 41-1-22C (FCS-2-23)
Type 46-1-32 (FCS-3-21)
Type 56-3-11 (Type 1063 Artisan)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
Sonar Type 2050 hull-mounted suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
8 countermeasures launchers
Armament:
2 Sylver A90 128 Cells Total
2 GWS-42 Sea Ceptor (20 on mounts, 80 rounds in storage)
2 30 mm/77 Goalkeeper close in weapons systems
2 Blackadder GWS-59, 8 rounds total
2 13.3 cm/62 Type 29 Twin (1,600 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 60 rounds)
Aircraft carried: 2 AgustaWestland Merlin or 2 Mitsubishi Seahawk

Ships in class:

  1. Kongō

  2. Hiei

  3. Kirishima

  4. Haruna

  5. Fusō

  6. Yamashiro

  7. Katori

  8. Kashima



Akitsushima-class First Class Cruiser

Builders: Stabilimento Tecnico Triestino
Operators: Imperial Fusō Navy
Planned: 4
Acquired: 4
Active: 4
Retired: 0
In service: 2015-

Displacement: 27,500 tons standard
Length: 258 m
Beam: 29.0 m
Draft: 9.8 m
Propulsion: 2 Rolls-Royce PWR2, 4 steam turbines, 4 shafts 160,000 shp
Speed: 30 knots (flank at 33 kts)
Range: Unlimited at 20 knots (37 km/h) on nuclear power
Complement: 750
Sensors and processing systems:
SMART-L Mk. 2 3D long range search radar
Type 41-1-24A (FCS-2-41)
Type 56-3-11 (Type 1063 Artisan)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 2000 Multifrequency Sonar Suite
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd Multifrequency Jammer
8 countermeasures launchers
Armament:
Fore Sylver A90 VLS, 24x8 Cells
6 Type 72 close-in weapons systems w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (240 in Storage)
1 24 cm/50 Type 42 No. 1 Model A (400 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 32 rounds)
2 66 cm Type 72 Quintuple Tube SVTT (MBDA Unicorn, Type 59 Spearfish, Type 61 Super Spearfish or Type 79 Unified Heavyweight Torpedo, 40 rounds)
Armor: 76 mm plating around reactor compartment, light splinter protection
Aircraft carried: 3 Westland Lynx/Lynx Wildcat or 2 AgustaWestland Merlin

Ships in class:

  1. Akitsushima

  2. Itsukushima

  3. Matsushima

  4. Hashidate



Hyūga-class First Class Cruiser

Builders: Yokosuka and Shinkyō Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 8
Completed: 1
Active: 1
In Service: 2020-

Displacement: 25,500 tons standard
Length: 215.4 m
Beam: 24.8 m
Draft: 10.5 m
Propulsion: 2 Ishikawajima Heavy Industries Model 2 Pressurised Water Reactor, 4 steam turbines, 4 shafts 180,000 shp
Speed: 30 knots (flank at 33 knots)
Range: Theoretically unlimited
Complement: 500
Sensors and processing systems:
Type 41-1-24A (FCS-2-41)
Type 56-3-11 (Type 1063 Artisan)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047) I-band navigation and surface search
Type 59-2-41 (Type 1048) I-band navigation and surface search
Type 80-2-11A (OPY-3-11) HF 3D long range search radar
Series 3000 Electro-Optical Director System (EODS)
MFS 2000 Multifrequency Sonar Suite
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd Multifrequency Jammer
4 countermeasures launchers
Armament:
3 Fore TRISTAN modules
Sylver A90 128 Cells
4 Type 72 close-in weapons systems w/ 2 30 mm rotary cannon and 2x10 Sea Ceptor each (160 in storage)
2 13.3 cm/62 Type 29 twins (1,600 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 32 rounds)
2 66 cm Type 72 Quadruple Tube SVTT (MBDA Unicorn, Type 59 Spearfish, Type 61 Super Spearfish or Type 79 Unified Heavyweight Torpedo, 40 rounds)
Armour: 76 mm plating around reactor compartment, light splinter protection
Aircraft carried: 2 Westland Lynx Wildcat or 2 AgustaWestland Merlin

Ships in class:

  1. Hyūga

  2. Ise

  3. Izumo

  4. Iwami

  5. Sagami

  6. Satsuma

  7. Ōmi

  8. Owari



Myōkō-class Second Class Cruiser

Builders: Kure Naval Arsenal; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 6
Completed: 6
Active: 6
In Service: 1993-

Displacement: 9,485 tons standard
Length: 165.0 m overall
Beam: 21.0 m
Draft: 6.2 m
Propulsion: 4 Rolls-Royce Spey SM1C gas turbines, COGAG 2 shafts 104,600 shp
Speed: 30 knots
Range: 4,400 nautical miles @ 20 knots
Complement: 300
Sensors and processing systems:
SMART-L Mk. 2 3D long range search radar
Type 41-1-24B (FCS-2-42)
Type 59-1-41 (FCS-4-11)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 hull-mounted sonar suite
Sonar Type 2087 towed-array suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
8 countermeasures launchers
Armament:
1 Sylver A70 96 Cells
2 30 mm Goalkeeper close-in weapons systems
2 Perseus GWS-58, 8 rounds total
1 13.3 cm/62 Type 29 (800 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 42 or Type 63 torpedo, 32 rounds)
Aircraft carried: 1 AgustaWestland Merlin or Mitsubishi Seahawk

Ships in class:

  1. Myōkō

  2. Haguro

  3. Nachi

  4. Ashigara

  5. Takao

  6. Atago

  7. Furutaka

  8. Kinugasa



Ibuki-class Second Class Cruiser

Builders: Kure and Yokosuka Naval Arsenals; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 6
Completed: 6
Active: 6
In Service: 2005-

Displacement: 10,148 tons standard
Length: 161.9 m overall
Beam: 21.2 m
Draft: 9.5 m
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel engines, IEP 2 shafts 120,000 shp
Speed: 30 knots, 16 knots with two diesels.
Range: 6,500 nautical miles @ 16 knots
Complement: 340
Sensors and processing systems:
SMART-L Mk. 2 3D long range search radar
Type 41-1-24A (FCS-2-41)
Type 56-3-11 (Type 1063 Artisan)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 sonar suite
Type 2087 towed sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
8 countermeasures launchers
Armament:
2 Sylver A70 128 Cells Total
2 Type 72 close-in weapons systems w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (80 in Storage)
2 Perseus GWS-58 VLS, 8 rounds total
1 13.3 cm/62 Type 29 Twin (800 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 32 rounds)
Aircraft carried: 1 AugustaWestland Merlin

Ships in class:

  1. Ibuki

  2. Ikoma

  3. Mogami

  4. Mikuma

  5. Tone

  6. Chikuma

  7. Aoba

  8. Kako


Shirane-class Second Class Cruiser

Builders: Kure and Shinkyō Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 4
Completed: 4
Active: 4
In Service: 2014-

Displacement: 13,656 tons standard
Length: 184.8 m overall
Beam: 22.5 m
Draft: 9.66 m
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel engines, IEP 2 shafts 120,000 shp
Speed: 30 knots, 16 knots with two diesels.
Range: 6,500 nautical miles @ 16 knots
Complement: 340
Sensors and processing systems:
Type 41-1-24A (FCS-2-41)
Type 56-3-11 (Type 1063 Artisan)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Type 80-2-11B (OPY-3-12) HF 3D long range search radar
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
8 countermeasures launchers
Armament:
1 Sylver A70 64 Cells Total
2 Type 72 close-in weapons systems w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (80 in Storage)
2 Type 81 GWS, 8 Type 81-1 SSM-1A
1 13.3 cm/62 Type 29 Twin (800 rounds provision)
Aircraft carried: 16

Ships in class:

  1. Shirane

  2. Kaikoma

  3. Kasuga

  4. Senjō



Kongō-class Second Class Cruiser

Builders: Yokosuka and Shinkyō Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 8
Completed: 1
Active: 1
In Service: 2020-

Displacement: 17,800 tons standard
Length: 190 m
Beam: 24.6 m
Draft: 8.4 m
Propulsion: 2 Ishikawajima Heavy Industries Model 2 Pressurised Water Reactor, 4 steam turbines, 4 shafts 180,000 shp
Speed: 30 knots (flank at 33 knots)
Range: Theoretically unlimited
Complement: 350
Sensors and processing systems:
Type 41-1-24A (FCS-2-41)
Type 56-3-11 (Type 1063 Artisan)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Type 80-2-11B (OPY-3-12) HF 3D long range search radar
Series 3000 Electro-Optical Director System (EODS)
MFS 2000 Multifrequency Sonar Suite
Electronic warfare:
UAT Mk. 3 ESM/RWR
Thales Halberd Multifrequency Jammer
4 countermeasures launchers
Armament:
2 Fore TRISTAN modules
Aft Sylver A90 VLS, 8x8 Cells
2 Type 72 close-in weapons systems w/ 2 30 mm rotary cannon and 2x10 Sea Ceptor each (80 missiles) (80 in storage)
1 13.3 cm/62 Type 29 twins (1,200 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 32 rounds)
Armour: 76 mm plating around reactor compartment, light splinter protection
Aircraft carried: 2 AgustaWestland Lynx Wildcat or 2 AgustaWestland Merlin

Ships in class:

  1. Kongō

  2. Hiei

  3. Kirishima

  4. Haruna

  5. Maya

  6. Chōkai

  7. Ashitaka

  8. Kaimon



Nagara-class Third Class Cruiser

Builders: Kure and Yokosuka Naval Arsenals; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works, Kawasaki Shipbuilding Corporation
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 8
In Service: 2013-

Displacement: 7,460 tons standard
Length: 152.4 m overall
Beam: 21.2 m
Draft: 7.4 m
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel generators, IEP 2 shafts 120,000 shp
Speed: 30 knots (35 knots flank), 16 knots with two diesels.
Range: ~5,500 nautical miles @ 16 knots
Complement: 230
Sensors and processing systems:
Type 41-1-24B (FCS-2-42)
Type 45-2-14 (OPS-24-41)
Type 59-1-41 (FCS-4-11)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 hull-mounted sonar suite
Sonar Type 2087 towed-array sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
6 countermeasures launchers
Armament:
2 Sylver A70 64 Cells Total
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannon and 20 Sea Ceptors (40 rounds in storage)
2 Perseus GWS-58, 8 rounds total
2 13.3 cm/62 Type 29 Twin (1,200 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 60 rounds)
Aircraft carried: 1 AgustaWestland Merlin or 1 Mitsubishi Seahawk

Ships in class:

  1. Nagara

  2. Isuzu

  3. Natori

  4. Yura

  5. Sendai

  6. Yahagi

  7. Jintsū

  8. Naka



Kitakami-class Third Class Cruiser

Builders: Kure and Yokosuka Naval Arsenals; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works, Kawasaki Shipbuilding Corporation
Operators: Imperial Fusō Navy
Planned: 4
Completed: 4
Active: 4
In Service: 2012-

Displacement: 7,660 tons standard
Length: 152.4 m overall
Beam: 21.4 m
Draft: 7.5 m
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel generators, IEP 2 shafts 120,000 shp
Speed: 30 knots (35 knots flank), 16 knots with two diesels.
Range: ~5,500 nautical miles @ 16 knots
Complement: 230
Sensors and processing systems:
Type 41-1-24B (FCS-2-42)
Type 45-2-14 (OPS-24-41)
Type 59-1-41 (FCS-4-11)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 hull-mounted sonar suite
Sonar Type 2087 towed-array sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
6 countermeasures launchers
Armament:
2 Sylver A70 64 Cells Total
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannon and 20 Sea Ceptors (40 rounds in storage)
2 Perseus GWS-58, 8 rounds total
2 13.3 cm/62 Type 29 Twin (1,200 rounds provision)
2 66 cm Type 72 Triple Tube SVTT (MBDA Unicorn, Type 59 Spearfish, Type 61 Super Spearfish or Type 79 Unified Heavyweight Torpedo, 18 rounds)
Aircraft carried: 1 AgustaWestland Merlin or 1 Mitsubishi Seahawk

Ships in class:

  1. Kitakami

  2. Ōi

  3. Kiso

  4. Abukuma



Naniwa-class Third Class Cruiser

Builders: Kure and Yokosuka Naval Arsenals; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works, Kawasaki Shipbuilding Corporation
Operators: Imperial Fusō Navy
Planned: 4
Completed: 0
Active: 0
In Service: 2024-

Displacement: 9,600 tons standard
Length: 165.0 m overall
Beam: 21.4 m
Draft: 6.5 m
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel generators, IEP 2 shafts 120,000 shp
Speed: 30 knots (35 knots flank), 16 knots with two diesels.
Range: ~6,000 nautical miles @ 16 knots
Complement: 220
Sensors and processing systems:
Type 41-1-24B (FCS-2-42)
Type 45-2-14 (OPS-24-41)
Type 59-1-42 (FCS-4-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 hull-mounted sonar suite
Sonar Type 2087 towed-array sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
6 countermeasures launchers
Armament:
2 Sylver A70 96 Cells Total
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannon and 20 Sea Ceptors (40 rounds in storage)
2 Perseus GWS-58, 8 rounds total
1 13.3 cm/62 Type 29 Twin (800 rounds provision)
2 66 cm Type 72 Quadruple Tube SVTT (MBDA Unicorn, Type 63 ASROC, or Type 79 Unified Heavyweight Torpedo, 20 rounds)
Aircraft carried: 1 AgustaWestland Merlin or 1 Mitsubishi Seahawk

Ships in class:

  1. Naniwa

  2. Ayase

  3. Minase

  4. Otowa



Asagiri-class First Class Frigate

Builders: Uraga Dock Company and Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 12
Completed: 12
Active: 6
In Service: 1988-2022

Displacement: 4,800 tons standard
Length: 137.0 m overall
Beam: 14.6 m
Draft: 4.5 m
Propulsion: 4 Rolls-Royce Spey SM1A gas turbines, COGAG 2 shafts 54,000 shp
Speed: 30 knots, 26 knots with two turbines.
Range: 6,000 nautical miles @ 20 knots
Complement: 220
Sensors and processing systems:
Type 41-1-22B (FCS-2-22)
Type 45-2-11 (OPS-24-11)
Type 29-2-13 (OPS-20C)
Type 37-2-11 (OPS-28)
Sonar Type 2016 hull-mounted suite
Sonar Type 2031 towed-array suite
Electronic warfare:
UAF-1 ESM/RWR system
Thales Scimitar ECM system
4 countermeasures launchers
Armament:
1 Type 27 ASROC (8 RUR-5 ASROC, Type 42, Type 63 or MBDA Unicorn antisubmarine missiles, 24 in storage)
1 Type 41 GWS (8 RIM-7 Sea Sparrow or Sea Ceptor, 48 in storage)
1 30 mm Goalkeeper close-in weapons system
2 Sea Eagle GWS-57, 8 rounds total
1 13.3 cm/62 Type 29 (600 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 42 or Type 63 torpedo, 32 rounds)
Aircraft carried: 1 AgustaWestland Lynx Wildcat or Mitsubishi Seahawk

Ships in class:

  1. Asagiri

  2. Sagiri

  3. Yūgiri

  4. Amagiri

  5. Hamagiri

  6. Setogiri

  7. Okinami

  8. Kishinami

  9. Asashimo

  10. Hayashimo

  11. Akishimo

  12. Kiyoshimo



Murasame-class First Class Frigate

Builders: Yokosuka and Sasebo Naval Arsenals; Uraga Dock Company
Operators: Imperial Fusō Navy
Planned: 10
Completed: 10
Active: 10
In Service: 1996-

Displacement: 5,000 tons standard
Length: 151.0 m overall
Beam: 17.4 m
Draft: 5.2 m
Propulsion: 4 Rolls-Royce Spey SM1A gas turbines, COGAG 2 shafts 75,080 shp
Speed: 30 knots (flank at 35 knots), 25 knots with two turbines.
Range: 6,000 nautical miles @ 20 knots
Complement: 165
Sensors and processing systems:
Type 29-2-13 (OPS-20C)
Type 37-2-11 (OPS-28)
Type 41-1-22C (FCS-2-23)
Type 45-2-12 (OPS-24-21)
Type 56-3-11 Artisan
Series 3000 Electro-Optical Director System (EODS)
Sonar Type 2050 hull-mounted suite
Sonar Type 2087 towed-array suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
4 countermeasures launchers
Armament:
1 Sylver A55 16 Cells
1 Sea Ceptor GWS-42 (20 Sea Ceptor, 40 in storage)
1 30 mm Goalkeeper close-in weapons system
2 Sea Eagle GWS-57, 8 rounds total
1 13.3 cm/62 Type 29 (800 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 42 or Type 63 torpedo, 32 rounds)
Aircraft carried: 1 AgustaWestland Lynx Wildcat or Mitsubishi Seahawk

Ships in class:

  1. Murasame

  2. Harusame

  3. Kirisame

  4. Hayasame

  5. Suzukaze

  6. Samidare

  7. Inazuma

  8. Ikazuchi

  9. Yūdachi

  10. Akebono



Koyuki-class First Class Frigate

Builders: Maizuru Naval Arsenal; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works and Uraga Dock Company
Operators: Imperial Fusō Navy
Planned: 12
Completed: 12
Active: 12
In Service: 2005-

Displacement: 5,400 tons standard
Length: 151.0 m overall
Beam: 17.4 m
Draft: 5.2 m
Propulsion: 4 Rolls-Royce Spey SM1A gas turbines, COGAG 2 shafts 75,080 shp
Speed: 30 knots (flank at 35 knots), 25 knots with two turbines.
Range: 6,000 nautical miles @ 20 knots
Complement: 165
Sensors and processing systems:
Type 41-1-22C (FCS-2-23)
Type 45-2-14 (OPS-24-41)
Type 46-1-32 (FCS-3-21)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 hull-mounted sonar suite
Sonar Type 2087 towed-array suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
4 countermeasures launchers
Armament:
1 Sylver A55 32 Cells
1 Sea Ceptor GWS-42 (20 Sea Ceptor, 40 in storage)
1 30 mm Goalkeeper close-in weapons system
2 Perseus GWS-58, 8 rounds total
1 13.3 cm/62 Type 29 (800 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 42 or Type 63 torpedo, 32 rounds)
Aircraft carried: 1 AgustaWestland Lynx Wildcat or Mitsubishi Seahawk

Ships in class:

  1. Koyuki

  2. Fubuki

  3. Mineyuki

  4. Shirayuki

  5. Murakumo

  6. Miyuki

  7. Matsuyuki

  8. Yamayuki

  9. Isoyuki

  10. Hatsuyuki

  11. Ayanami

  12. Isonami



Akizuki-class First Class Frigate

Builders: Sasebo Naval Arsenal; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 8
In Service: 2012-

Displacement: 5,500 tons standard
Length: 150.5 m overall
Beam: 18.3 m
Draft: 5.3 m
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel engines, IEP 2 shafts 120,000 shp
Speed: 30 knots (flank at 35 knots), 16 knots with two diesels.
Range: 7,500 nautical miles @ 16 knots
Complement: 200
Sensors and processing systems:
Type 41-1-24B (FCS-2-42)
Type 45-2-14 (OPS-24-31)
Type 59-1-43 (FCS-4-31)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 sonar suite
Type 2087 towed sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
4 countermeasures launchers
Armament:
1 Sylver A55 32 Cells
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (80 in Storage)
2 Perseus GWS-58, 8 rounds total
1 13.3 cm/62 Type 29 (800 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 32 rounds)
Aircraft carried: 1 Westland Lynx Wildcat

Ships in class:

  1. Akizuki

  2. Teruzuki

  3. Suzutsuki

  4. Hatsuzuki

  5. Fuyutsuki

  6. Harutsuki

  7. Yoizuki

  8. Natsuzuki


Asashio-class First Class Frigate

Builders: Sasebo Naval Arsenal; Uraga Dock Company; Kawasaki Shipbuilding Corporation; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 16
Completed: 16
Active: 16
In Service: 2018-

Displacement: 6,000 tons standard
Length: 150.5 m overall
Beam: 18.3 m
Draft: 5.6 m
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel engines, IEP 2 shafts 120,000 shp
Speed: 30 knots (flank at 35 knots), 16 knots with two diesels.
Range: 7,500 nautical miles @ 16 knots
Complement: 230
Sensors and processing systems:
Type 41-1-24B (FCS-2-42)
Type 45-2-14 (OPS-24-31)
Type 59-1-43 (FCS-4-31)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 sonar suite
Type 2087 towed sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
4 countermeasures launchers
Armament:
1 Sylver A70 48 Cells
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (80 in Storage)
2 Perseus GWS-58, 8 rounds total
1 13.3 cm/62 Type 29 (800 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 18 rounds)
2 45 cm Type 76 Single Tube SVTT (Type 76 torpedo, 12 rounds)
Aircraft carried: 1 AgustaWestland Merlin or 1 Mitsubishi Seahawk

Ships in class:

  1. Asashio

  2. Arashio

  3. Michishio

  4. Kasumi

  5. Ōshio

  6. Akishio

  7. Harushio

  8. Wakashio

  9. Hatsuharu

  10. Hayakaze

  11. Harushimo

  12. Hatsuaki

  13. Hatakaze

  14. Kamikaze

  15. Shiokaze

  16. Shimogumo



Kagerō-class Second Class Frigate

Builders: Kure, Maizuru and Sasebo Naval Arsenals; Kawasaki Shipbuilding Corporation
Operators: Imperial Fusō Navy
Planned: 18
Completed: 18
Active: 18
In Service: 2010-

Displacement: 3,320 tons standard
Length: 121.0 m overall
Beam: 14.8 m
Draft: 4.3 m
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel engines, IEP 2 shafts 120,000 shp
Speed: 30 knots (flank at 35 knots), 16 knots with two diesels.
Range: 7,500 nautical miles @ 16 knots
Complement: 240
Sensors and processing systems:
Type 41-1-24B (FCS-2-42)
Type 45-2-13 (OPS-24-31)
Type 56-3-11 (Type 1063 Artisan)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 sonar suite
Type 2087 towed sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
4 countermeasures launchers
Armament:
1 Sylver A35 8 Cells
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (80 in Storage)
2 Sea Eagle GWS-57, 8 rounds total
1 13.3 cm/62 Type 29 (400 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 32 rounds)
Aircraft carried: 1 Westland Lynx Wildcat

Ships in class:

  1. Kagerō

  2. Shiranui

  3. Kuroshio

  4. Oyashio

  5. Hayashio

  6. Natsushio

  7. Hatsukaze

  8. Amatsukaze

  9. Tokitsukaze

  10. Urakaze

  11. Isokaze

  12. Hamakaze

  13. Tanikaze

  14. Nowaki

  15. Hagikaze

  16. Maikaze

  17. Harukaze

  18. Natsukaze



Shiratsuyu-class Second Class Frigate

Builders: Sasebo Naval Arsenal; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 12
Completed: 12
Active: 12
In Service: 2018-

Displacement: 3,900 tons standard
Length: 131.0 m overall
Beam: 16.1 m
Draft: 4.5 m
Propulsion: 1 Rolls-Royce MT30 gas turbine, 2 MAN 12V28/33D STC diesel engines, IEP 2 shafts 62,640 shp
Speed: 28 knots (flank at 30 knots), 14 knots with two diesels.
Range: 7,000 nautical miles @ 14 knots
Complement: 140
Sensors and processing systems:
Type 41-1-24B (FCS-2-42)
Type 45-2-15 (OPS-24-51)
Type 56-3-11 (Type 1063 Artisan)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 sonar suite
Type 2087 towed sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
4 countermeasures launchers
Armament:
1 Sylver A55 16 Cells
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (80 in Storage)
2 Perseus GWS-58, 8 rounds total
1 13.3 cm/62 Type 29 (400 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 32 rounds)
Aircraft carried: 1 Westland Lynx Wildcat

Ships in class:

  1. Shiratsuyu

  2. Shigure

  3. Umikaze

  4. Yamakaze

  5. Kawakaze

  6. Asagumo

  7. Natsugumo

  8. Minegumo

  9. Kazagumo

  10. Yūgumo

  11. Takanami

  12. Fujinami



Sakura-class Third Class Frigate

Builders: Maizuru Naval Arsenal, Kawasaki Shipbuilding Corporation
Operators: Imperial Fusō Navy
Planned: 12
Completed: 12
Active: 12
In Service: 1989-

Displacement: 2,550 tons standard
Length: 109.0 m overall
Beam: 13 m
Draft: 3.7 m
Propulsion: 2 Kawasaki-Rolls Royce SM1A gas turbines, 2 Mitsubishi S12U MTK diesels, CODOG 2 shafts 37,000 shp
Speed: 25 knots (flank at 28 knots), 12 knots with two diesels.
Range: 5,600 nautical miles @ 18 knots
Complement: 120
Sensors and processing systems:
Type 37-2-11 (OPS-28)
Type 41-1-22C (FCS-2-23)
Type 43-3-11 (Type 996)
Type 2016 sonar suite
Type 2031 towed sonar suite
Electronic warfare:
UAF-1 ESM/RWR system
4 SRBOC countermeasures launcher
Armament:
1 Type 27 ASROC (8 RUR-5 ASROC, Type 42, Type 63 or MBDA Unicorn antisubmarine missiles)
1 30 mm/77 Goalkeeper close-in weapons system
1 Sea Ceptor GWS-42 (20 Sea Ceptor, 40 rounds in magazines)
2 Sea Eagle GWS-57, 8 rounds total
2 8 cm/62 Type 49 (480 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 42 or Type 63 torpedo, 48 rounds)
Aircraft carried: None

Ships in class:

  1. Sakura

  2. Hayaume

  3. Asagao

  4. Momi

  5. Sugi

  6. Momo

  7. Nadeshiko

  8. Sawarabi

  9. Sanae

  10. Wakatake

  11. Yaezakura

  12. Nara



Hiburi-class Third Class Frigate

Builders: Sasebo, Yokosuka and Maizuru Naval Arsenals; Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 24
Completed: 24
Active: 24
In Service: 2014-

Displacement: 2,420 tons standard
Length: 100.6 m overall
Beam: 13 m
Draft: 3.6 m
Propulsion: 2 Kawasaki-Rolls Royce SM1A gas turbines, 2 Mitsubishi S12U MTK diesels, IEP 2 shafts 37,000 shp
Speed: 24 knots (flank at 25 knots), 11 knots with two diesels.
Range: 5,400 nautical miles @ 18 knots
Complement: 89
Sensors and processing systems:
Type 41-1-24B (FCS-2-42)
Type 56-3-11 (Type 1063 Artisan)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 sonar suite
Type 2087 towed sonar suite
Electronic warfare:
UAT. Mk. 3 ESM/RWR system
4 countermeasures launchers
Armament:
1 Type 27 ASROC (8 RUR-5 ASROC, Type 42, Type 63 or MBDA Unicorn antisubmarine missiles)
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (40 in Storage)
2 Perseus GWS-58, 8 rounds total
1 8 cm/62 Type 49 (240 rounds provision)
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 48 rounds)
Aircraft carried: 1 Westland Lynx Wildcat

Ships in class:

  1. Hiburi

  2. Daitō

  3. Wakamiya

  4. Okinawa

  5. Chiburi

  6. Ikara

  7. Ōtsu

  8. Iwo

  9. Yashiro

  10. Tomoshiri

  11. Awaji

  12. Etorofu

  13. Kasado

  14. Amakusa

  15. Mutsure

  16. Matsuwa

  17. Kunashiri

  18. Shimushu

  19. Amami

  20. Kume

  21. Shinnan

  22. Inagi

  23. Sado

  24. Manju



Sarushima Maru-class First Class Patrol Vessel

Builders: Uraga Dock Company, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Naval Guard Service
Planned: 8
Completed: 8
Active: 8
In Service: 1992-

Displacement: 7,650 tons standard
Length: 150.0 m overall
Beam: 16.5 m
Draft: 9.0 m to sonar dome
Propulsion: 4 Rolls-Royce Spey SM1C gas turbines, COGAG 2 shafts 104,600 shp
Speed: 30 knots (flank at 33 knots)
Range: 4,400 nautical miles @ 20 knots
Complement: 140
Sensors and processing systems:
Type 31-2-11 (OPS-14A)
Type 37-2-11 (OPS-28)
Type 41-1-22B (FCS-2-22)
Type 43-3-11 (Type 996)
Sonar Type 2050 hull-mounted suite
Sonar Type 2031 towed-array suite
Electronic warfare:
UAF-1 ESM/RWR system
Thales Scimitar ECM system
4 countermeasures launchers
Armament:
1 Type 27 ASROC (8 RUR-5 ASROC, Type 42, Type 63 or MBDA Unicorn antisubmarine missiles)
2 Sea Eagle GWS-57, 8 rounds total
1 8 cm/62 Type 49 (240 rounds provision)
1 30 mm/77 Goalkeeper close-in weapons system
2 33 cm Type 28 Triple Tube SVTT (Type 63 torpedo, 24 rounds)
Aircraft carried: 2 Mitsubishi Seahawk

Ships in class:

  1. Sarushima Maru

  2. Natsushima Maru

  3. Nasami Maru

  4. Hirashima Maru

  5. Awashima Maru

  6. Ōshima Maru

  7. Arashima Maru

  8. Shinoshima Maru



Mizuho Maru-class First Class Patrol Vessel

Builders: Uraga Dock Company, Kawasaki Shipbuilding Corporation
Operators: Imperial Fusō Naval Guard Service
Planned: 8
Completed: 6
Active: 6
In Service: 2016-

Displacement: 7,460 tons standard
Length: 152.4 m overall
Beam: 21.2 m
Draft: 9.5 m to sonar dome
Propulsion: 2 Rolls-Royce MT30 gas turbines, 2 MTU 20V 956 TB92 diesel generators, IEP 2 shafts 120,000 shp
Speed: 30 knots (35 knots flank), 16 knots with two diesels.
Range: ~5,500 nautical miles @ 16 knots
Complement: 180
Sensors and processing systems:
Type 41-1-22C (FCS-2-23)
Type 45-2-12 (OPS-24-21)
Type 56-3-11 (Type 1063 Artisan)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
MFS 7000 hull-mounted sonar suite
Sonar Type 2087 towed-array sonar suite
Electronic warfare:
UAT Mk. 3 ESM/RWR system
Thales Halberd ECM system
6 countermeasures launchers
Armament:
1 Sylver A70 32 Cells
1 Type 72 close-in weapons system w/ 2 30 mm rotary cannons and 2x10 Sea Ceptors (20 missiles) (80 in Storage)
2 Sea Eagle GWS-57, 8 rounds total
1 8 cm/62 Type 49 (480 rounds provision)
2 45 cm Type 76 Dual SVTT (Type 76 anti-submarine torpedo, 24 rounds)
Aircraft carried: 2 Mitsubishi Seahawk

Ships in class:

  1. Mizuho Maru

  2. Shunkō Maru

  3. Shinshū Maru

  4. Yashima Maru

  5. Shikishima Maru

  6. Nisshin Maru

  7. Asahi Maru

  8. Hatsuse Maru



Nōmijima-class Landing Ship

Builders: Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works, Kawasaki Shipbuilding Corporation
Operators: Imperial Fusō Navy
Planned: 4
Completed: 4
Active: 4
In Service: 2014-

Displacement: 75,000 tons standard
Length: ~220 m overall
Beam: ~30 m
Draft: ~8 m
Propulsion: 2 Kawasaki diesel generators, IEP 2 shafts 28,000 shp
Speed: 15 knots
Range: 9,000 nautical miles @ 15 knots
Complement: 250
Sensors and processing systems:
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Electronic warfare:
2 countermeasures launchers
Armament:
2 30 mm DS30M Mark 2
2 12.7 mm GAU-19/A
8-12 6.5 mm or 12.7 mm machine guns
Vehicles carried: 2 landing spots for heavy lift helicopters, 2 L2125-type high speed landing crafts

Ships in class:

  1. Nōmijima

  2. Tanegashima

  3. Shōwajima

  4. Sakishima



Chidori-class Patrol Vessel

Builders: Sasebo Naval Arsenal, Kawasaki Shipbuilding Corporation
Operators: Imperial Fusō Navy
Planned: 16
Completed: 16
Active: 16
In Service: 2002-

Displacement: 440 tons standard
Length: 63 m overall
Beam: 9 m
Draft: 3 m
Propulsion: 1 Ishikawajima Heavy Industries TF58I2 gas turbine, 2 MTU 12V 595 TE90 diesel generators, IEP 2 pumpjets 17,080 shp
Speed: 30 knots (flank at 45 knots), 18 knots with two diesels.
Range: 2,000 nautical miles @ 18 knots
Complement: 40
Sensors and processing systems:
Type 41-1-22C (FCS-2-23)
Type 56-3-11 (Type 1063 Artisan)
Type 59-2-31 (Type 1047 navigation and surface search)
Type 59-2-41 (Type 1048 navigation and surface search)
Series 3000 Electro-Optical Director System (EODS)
Electronic warfare:
UAT. Mk. 3 ESM/RWR system
2 countermeasures launchers
Armament:
2 Sea Eagle GWS-57, 8 rounds total
1 8 cm/62 Type 49 (240 rounds provision)
1 30 mm/77 Goalkeeper close-in weapons system
Aircraft carried: None

Ships in class:

  1. Chidori

  2. Hatsukari

  3. Ōtori

  4. Hiyodori

  5. Hayabusa

  6. Kasasagi

  7. Shiritaka

  8. Hatsutaka

  9. Aotaka

  10. Wakataka

  11. Kumataka

  12. Yamadori

  13. Mizutori

  14. Umidori

  15. Komadori

  16. Ōtaka



Class A High Speed Landing Craft

Builders: Sasebo Naval Arsenal, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 6
Completed: 6
Active: 6
In Service: 2014-

Displacement: 456 tons standard
Length: ~60 m overall
Beam: ~25 m
Draft: ~1 m
Propulsion: 2 Ishikawajima Heavy Industries TF64I1 gas turbines, 2 MTU 12V 595 TE90 diesel generators, 2 propellers 30,680 shp
Speed: 50 knots (flank at 60 knots)
Range: 300 nautical miles @ 50 knots
Complement: 30
Sensors and processing systems:
Type 59-2-32 (Type 1047(v)1 navigation and surface search)
Electronic warfare:
2 countermeasures launchers
Armament:
2 30 mm DS30M Mark 2
2 12.7 mm GAU-19/A



I-1-class First Class Submarine

Builders: Kure and Yokosuka Naval Arsenals
Operators: Imperial Fusō Navy
Planned: 4
Completed: 4
Active: 4
In Service: 1990-

Displacement: 4,890 tons submerged
Length: 84.7 m m overall
Beam: 9.1 m
Draft: 9.0 m
Propulsion: 1 Ishikawajima Heavy Industries Model 1 Pressurised Water Reactor, 2 steam turbines, 1 shaft 55,000 shp, 1 pumpjet
Speed: 20 knots surfaced, 33 knots submerged
Range: Theoretically unlimited
Complement: 96
Sensors and processing systems:
Type 47-2-11 (ZPS-6 navigation and surface search)
Barr & Stroud CH084 attack periscope
Barr & Stroud CK034 search periscope
Sonar 2074 active/passive bow, passive flank arrays
Sonar 2046 towed sonar suite, passive
Electronic warfare:
UAP-3 Radio-emissions direction-finder and ELINT equipment
UAP-4 ESM/RWR system
Armament:
6 53 cm Type 37 sub-surface torpedo tubes
35 weapons total

Ships in class:

  1. I-1

  2. I-2

  3. I-3

  4. I-4



I-400-class Experimental First Class Submarine

Builders: Shinkyō Naval Arsenal
Operators: Imperial Fusō Navy
Planned: 2
Completed: 2
Active: 2
In Service: 2005-

Displacement: 9,100 tons submerged
Length: 110.0 m overall
Beam: 12 m
Draft: 9.1 m
Propulsion: 1 Ishikawajima Heavy Industries Model 4 Pressurised Water Reactor, 2 steam turbines, 1 shaft 105,000 shp, 1 pumpjet
Speed: 21 knots surfaced, 45.6 knots submerged
Range: Theoretically unlimited
Complement: 100
Sensors and processing systems:
Type 59-2-32 (Type 1047(v)1 navigation and surface search)
Pilkington CM010 optronic masts
Type 65 sonar suite, active/passive bow, passive flank arrays
Type 65 towed sonar suite, active/passive
Electronic warfare:
UAT Mk. 4 ESM/RWR system
UAT Mk. 5 Radio-emissions direction-finder and ELINT equipment
Armament:
8 66 cm Type 59 sub-surface torpedo tubes
50 weapons total

Ships in class:

  1. I-400

  2. I-401



I-201-class First Class Submarine

Builders: Kure Naval Arsenal
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 8
In Service: 2008-

Displacement: 10,500 tons submerged
Length: 120.0 m overall
Beam: 12.5 m
Draft: 9.4 m
Propulsion: 1 Ishikawajima Heavy Industries Model 3 Pressurised Water Reactor, 2 steam turbines, 1 shaft 85,000 shp, 1 pumpjet
Speed: 21 knots surfaced, 35 knots submerged
Range: Theoretically unlimited
Complement: 110
Sensors and processing systems:
Type 59-2-32 (Type 1047(v)1 navigation and surface search)
Pilkington CM010 optronic masts
Type 58 sonar suite (Sonar 2076), active/passive bow, passive flank arrays
Type 58 towed sonar suite (Sonar 2065), active/passive
Electronic warfare:
UAT Mk. 4 ESM/RWR system
UAT Mk. 5 Radio-emissions direction-finder and ELINT equipment
Armament:
2 8 Cell Sylver A90 SVLS
8 66 cm Type 59 sub-surface torpedo tubes
56 weapons total

Ships in class:

  1. I-201

  2. I-202

  3. I-203

  4. I-204

  5. I-205

  6. I-206

  7. I-207

  8. I-208



I-601-class First Class Submarine

Builders: Shinkyō Naval Arsenal
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 8
In Service: 2011-

Displacement: 19,100 tons submerged
Length: 181.0 m overall
Beam: 13.2 m
Draft: 10.6 m
Propulsion: 1 Ishikawajima Heavy Industries Model 3 Pressurised Water Reactor, 2 steam turbines, 1 shaft 85,000 shp, 1 pumpjet
Speed: 21 knots surfaced, 30 knots submerged
Range: Theoretically unlimited
Complement: 160
Sensors and processing systems:
Type 59-2-32 (Type 1047(v)1 navigation and surface search)
Pilkington CM010 optronic masts
Type 58 sonar suite (Sonar 2076), active/passive bow, passive flank arrays
Type 58 towed sonar suite (Sonar 2065), active/passive
Electronic warfare:
UAT Mk. 4 ESM/RWR system
UAT Mk. 5 Radio-emissions direction-finder and ELINT equipment
Armament:
2 8 cell GWS-119 Nepthys
4 66 cm Type 59 sub-surface torpedo tubes
56 weapons total

Ships in class:

  1. I-601

  2. I-602

  3. I-603

  4. I-604

  5. I-605

  6. I-606

  7. I-607

  8. I-608



I-13-class First Class Submarine

Builders: Shinkyō Naval Arsenal
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 8
In Service: 2011-

Displacement: 19,100 tons submerged
Length: 181.0 m overall
Beam: 13.2 m
Draft: 10.6 m
Propulsion: 1 Ishikawajima Heavy Industries Model 3 Pressurised Water Reactor, 2 steam turbine, 1 shaft 85,000 shp, 1 pumpjet
Speed: 21 knots surfaced, 30 knots submerged
Range: Theoretically unlimited
Complement: 160
Sensors and processing systems:
Type 59-2-32 (Type 1047(v)1 navigation and surface search)
Pilkington CM010 optronic masts
Type 58 sonar suite (Sonar 2076), active/passive bow, passive flank arrays
Type 58 towed sonar suite (Sonar 2065), active/passive
Electronic warfare:
UAT Mk. 4 ESM/RWR system
UAT Mk. 5 Radio-emissions direction-finder and ELINT equipment
Armament:
2 56 cell Sylver A90 SVLS
4 66 cm Type 59 sub-surface torpedo tubes
152 weapons total

Ships in class:

  1. I-13

  2. I-14

  3. I-15

  4. I-16



I-583-class Second Class Submarine

Builders: Kawasaki Shipbuilding Corporation, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy, Republic of China Navy
Planned: 18
Completed: 18
Active: 14
Sold: 4
In Service: 1986-

Displacement: 4,000 tons submerged
Length: 81.7 m m overall
Beam: 8.9 m
Draft: 7.4 m
Propulsion: 2 Kawasaki 12V25S diesel engines, 2 Kawasaki alternators, 2 Toshiba motors, 3,400 hp surfaced, 7,750 hp submerged
Speed: 12 knots surfaced, 20 knots submerged
Range: ~4,000 nautical miles
Complement: 71
Sensors and processing systems:
Type 47-2-11 (ZPS-6 navigation and surface search)
Barr & Stroud CH079 attack periscope
Barr & Stroud CK043 search periscope
Sonar 2040 active/passive bow array, passive flank arrays
Sonar 2046 towed sonar suite, passive
Electronic warfare:
UAP-3 Radio-emissions direction-finder and ELINT equipment
UAP-4 ESM/RWR system
Armament:
6 53 cm Type 37 sub-surface torpedo tubes
20 weapons total

Ships in class:

  1. I-583

  2. I-584

  3. I-585

  4. I-586

  5. I-587

  6. I-588

  7. I-589

  8. I-590

  9. I-591

  10. I-592

  11. I-593

  12. I-594

  13. I-595

  14. I-596

  15. I-597

  16. I-598

  17. I-599

  18. I-600



I-501-class Second Class Submarine

Builders: Kawasaki Shipbuilding Corporation, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 20
Completed: 12
Reordered: 8
Active: 12
In Service: 2009-

Displacement: 4,200 tons submerged
Length: 84.0 m m overall
Beam: 9.1 m
Draft: 8.5 m
Propulsion: 1-shaft 2 Kawasaki 12V25/25 SB-type diesel engines, 4 Kawasaki Kockums V4-275R Stirling engines, 3,900 hp surfaced, 8,000 hp submerged
Speed: 14 knots surfaced, 24 knots submerged
Range: ~6,000 nautical miles on AIP @ 6.5 knots
Complement: 65
Sensors and processing systems:
Type 59-2-32 (Type 1047(v)1 navigation and surface search)
Pilkington CM010 optronic masts
Type 58 sonar suite (Sonar 2076), active/passive bow, passive flank arrays
Type 58 towed sonar suite (Sonar 2065), active/passive
Electronic warfare:
UAT Mk. 4 ESM/RWR system
UAT Mk. 5 Radio-emissions direction-finder and ELINT equipment
Armament:
6 53 cm Type 37 sub-surface torpedo tubes
30 weapons total

Ships in class:

  1. I-501

  2. I-502

  3. I-503

  4. I-504

  5. I-505

  6. I-506

  7. I-507

  8. I-508

  9. I-509

  10. I-510

  11. I-511

  12. I-512



I-513-class Second Class Submarine

Builders: Kawasaki Shipbuilding Corporation, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 8
Completed: 8
Active: 5
In Service: 2019-

Displacement: 4,800 tons submerged
Length: 88.6 m m overall
Beam: 9.1 m
Draft: 8.8 m
Propulsion: 1-shaft 2 Kawasaki 12V25/25 SB-type diesel engines, 4 Kawasaki Kockums V4-275R Stirling engines, 3,900 hp surfaced, 8,000 hp submerged
Speed: 14 knots surfaced, 24 knots submerged
Range: ~6,000 nautical miles on AIP @ 6.5 knots
Complement: 65
Sensors and processing systems:
Type 59-2-32 (Type 1047(v)1 navigation and surface search)
Pilkington CM010 optronic masts
Type 58 sonar suite (Sonar 2076), active/passive bow, passive flank arrays
Type 58 towed sonar suite (Sonar 2065), active/passive
Electronic warfare:
UAT Mk. 4 ESM/RWR system
UAT Mk. 5 Radio-emissions direction-finder and ELINT equipment
Armament:
2 6 cell Sylver A90 SVLS
4 53 cm Type 79 sub-surface torpedo tubes
2 66 cm Type 59 sub-surface torpedo tubes
42 weapons total

Ships in class:

  1. I-513

  2. I-514

  3. I-515

  4. I-516

  5. I-517

  6. I-518

  7. I-519

  8. I-520



I-521-class Second Class Submarine

Builders: Kawasaki Shipbuilding Corporation, Mitsubishi Heavy Industries Nagasaki Shipyard & Machinery Works
Operators: Imperial Fusō Navy
Planned: 4
Completed: 2
Active: 1
In Service: 2020-

Displacement: 5,550 tons submerged
Length: 102.2 m
Hull Diameter: 9.9 m
Height: 11.5 m
Draft: 9.1 m
Propulsion: 2 Kawasaki 12V25/25 SB-type diesel engines, 4 Kawasaki Kockums V4-275R Stirling engines, 1 shaft 3,900 hp surfaced, 8,000 hp submerged
Speed: 11.5 knots surfaced, 24 knots submerged
Range: ~6,000 nautical miles on AIP @ 6.5 knots
Complement: 65 + 48 SOF
Sensors and processing systems:
Type 59-2-32 (Type 1047(v)1 navigation and surface search)
Pilkington CM010 optronic masts
Type 65 sonar suite, active/passive bow, passive flank arrays
Type 65 towed sonar suite, active/passive
Electronic warfare:
UAT Mk. 4 ESM/RWR system
UAT Mk. 5 Radio-emissions direction-finder and ELINT equipment
Armament:
2 6 cell Sylver A90 SVLS
4 66 cm Type 59 sub-surface torpedo tubes
46 weapons total
2 2.5 meter diameter special forces hangars for 2 submersibles or Witches

Ships in class:

  1. I-521

  2. I-522

  3. I-523

  4. I-524

Report