List of ships of the Imperial Japanese Navy
The following is the list of ships of the Imperial Japanese Navy for the duration of its existence, 1868-1945. This list also includes ships before the official founding of the Navy and some auxiliary ships used by the Army. For a list of ships of its successor, the Japan Maritime Self-Defense Force, see List of active Japan Maritime Self-Defense Force ships and List of combatant ship classes of the Japan Maritime Self-Defense Force.
Medieval warships
- Atakebune, 16th century coastal battleships.
- Red seal ships – Around 350 armed sailships, commissioned by the Bakufu in the early 17th century, for Asian and South-East Asian trade.
- – Built by William Adams for Tokugawa Ieyasu. Crossed the Pacific in 1610.
- – One of Japan's first Western-style sail warships, transported the embassy of Hasekura Tsunenaga to America in 1614.
Early modern warships
Western-style sail warships
- – Japan's first post-seclusion Western-style sail warship.
Steam warships
- Kankō Maru, Japan's first steam warship.
- – Japan's first screw-driven steam warship
- :ja:陽春丸
- , Japan's first domestically-built steam warship.
Corvettes and gunboats
- *
- *
- *
- *
- *
- – Armored gunboat
- *
- *
- *
- *
Battleships
- , – Japan's first ironclad warship, later renamed Azuma
- Battleship prizes of the First Sino-Japanese War :
- *
- *
- *
- *
- *
- Battleship prizes of the Russo-Japanese War :
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- – Battlecruisers rebuilt as fast battleships
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- Battleship prizes of World War I:
- * ex-Turkish, ex-German, assigned but not taken over) – BU 1938
- * ex-German Nassau BU 1920
- * ex-German Oldenburg – BU 1921
- *
- *
- *
- *
- *
- * Hull No. 111
- Kai Yamato class
- *Hull No. 797
- Battleship design A-150
- *Hull No. 798
- *Hull No. 799
Seaplane tenders
- Notoro
- Akitsushima
- Kamoi
Aircraft carriers
- *
- *
- *
- *
- *
- *
- escort carrier
- *
- *
- *
- yesō||2sclass-|Akitsu Maru|aircraft carrier|4ship|Japanese aircraft carrier|Akitsu Maru||2ship|Japanese aircraft carrier|Nigitsu Maru||2ship|Japanese aircraft carrier|Ryūhō||2ship|Japanese aircraft carrier|Taihō||2ship|Japanese aircraft carrier|Taihō||2sclass-|Chitose|aircraft carrier|4ship|Japanese aircraft carrier|Chiyoda||2ship|Japanese aircraft carrier|Chitose||2sclass-|Unryū|aircraft carrier|4ship|Japanese aircraft carrier|Amagi||2ship|Japanese aircraft carrier|Unryū||2ship|Japanese aircraft carrier|Katsuragi||2ship|Japanese aircraft carrier|Kasagi||2ship|Japanese aircraft carrier|Shinano||2sclass-|Shimane Maru|escort carrier|4ship|Japanese aircraft carrier|Shimane Maru||2sclass-|Yamashio Maru|aircraft carrier|4ship|Japanese aircraft carrier|Yamashio Maru||2ship|Japanese aircraft carrier|Kumano Maru||2
Cruisers
Protected cruisers
- ex-Chinese cruisers as prizes of First Sino-Japanese War
- *
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- ex-Russian cruisers as prizes of Russo-Japanese War
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Dispatch vessels
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Light cruisers
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- ex-German cruisers as prize of World War I
- * Y
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- ex-Republic of China cruisers as prizes of Second Sino-Japanese War
- *
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- * Kashiwara
- *
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- *
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- * Niyodo
Armored cruisers
- *
- *
- *
- *
- * ex-Argentine Bernardino Rivadavia
- * ex-Argentine Mariano Moreno
- ex-Russian armored cruisers as prizes of the Russo-Japanese War
- *
Battlecruisers
- *
- *
- *
- *
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- * Amagi
- *
- * Atago
- * Takao
Heavy cruisers
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- Ibuki class
- *
- * No. 301
Destroyers
1st Class destroyers
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- Kamikaze class
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- Akatsuki class
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- Akizuki class
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- * Michizuki
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- Shimakaze class
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- * Azusa
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- * Hishi
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- * Katsura
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- * Kuzu
- * – later the
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- *
- * Sakaki
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- * Tochi
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- * Wakazakura
- * Yadake
- * Yaezakura
2nd Class destroyers
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3rd Class destroyers
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Torpedo boats
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River gunboats
- Kozakura-class traffic boat
Minesweepers
- No.1-class
- No.13 class
- No.7-class
- No.19 class
- Aux. No.1
Patrol vessels
- Aux. No.1 : Over 200 built during World War II, 81 lost.
- Patrol Boat # 01-see
- Patrol Boat # 02-see
- Patrol Boat # 31-see
- Patrol Boat # 32-sunk at Battle of Wake Island
- Patrol Boat # 33-sunk at Battle of Wake Island
- Patrol Boat # 34-see
- Patrol Boat # 35-see
- Patrol Boat # 36-see
- Patrol Boat # 37-see
- Patrol Boat # 38-see
- Patrol Boat # 39-see
- Patrol Boat # 46-see
- Patrol Boat # 101-see
- Patrol Boat # 102-formerly USN Destroyer USS Stewart
- Patrol Boat # 103-formerly USN minesweeper USS Finch
- Patrol Boat # 104-see
- Patrol Boat # 105-see
- Patrol Boat # 106-see
- Patrol Boat # 107-see USS Genesee
- Patrol Boat # 108-see
- Patrol Boat # 109-see
Minelayers
Submarines
1st Class submarines
- Junsen class
- * Type J1, Junsen 1 gata, 4 units,, I-2, I-3, I-4.
- * Type J1M, Junsen 1 gata kai, I-5.
- * Type J2, Junsen 2 gata, I-6.
- * Type J3, Junsen 3 gata, 2 units, I-7,.
- Kou class
- * Type A1, Kou gata, 3 units, I-9, I-10, I-11.
- * Type A2, Kou gata,.
- * Type AM, Kou gata, 2 units, I-13, I-14.
- Otsu class
- * Type B1, Otsu gata, 20 units,,,,,,,,,,,,, I-32, I-33,, I-35, I-36,, I-38, I-39.
- * Type B2, Otsu gata, 6 units, I-40,, I-42, I-43, I-44, I-45.
- * Type B3, Otsu gata, 3 units, I-54, I-56,.
- Hei class
- * Type C1, Hei gata, 5 units, I-16, I-18, I-20, I-22, I-24.
- * Type C2, Hei gata, 3 units, I-46, I-47, I-48.
- * Type C3, Hei gata, 3 units,, I-53,.
- Tei class
- * Type D1, Tei gata, 12 units, I-361, I-362, I-363, I-364, I-365, I-366, I-367, I-368, I-369, I-370, I-371, I-372.
- * Type D2, Tei gata kai, I-373.
- Kaidai class
- * Type KD1, Kaidai 1 gata, I-51.
- * Type KD2, Kaidai 2 gata, I-152.
- * Type KD3a, Kaidai 3 gata a, 4 units, I-153, I-154, I-155, I-158.
- * Type KD3b, Kaidai 3 gata b, 5 units, I-156, I-157, I-159, I-60, I-63.
- * Type KD4, Kaidai 4 gata, 3 units, I-61, I-162, I-164,
- * Type KD5, Kaidai 5 gata, 3 units, , I-166, I-67,
- * Type KD6a, Kaidai 6 gata a, 6 units,, I-169, I-70, I-171, I-172, I-73.
- * Type KD6b, Kaidai 6 gata b, 2 units, I-174, I-175.
- * Type KD7, Kaidai 7 gata, 10 units,, I-177, I-178, I-179, I-180, I-181, I-182, I-183, I-184, I-185.
- Sentoku type, Toku gata, 3 units, I-400,, I-402.
- Sentaka type, Sentaka, 3 units,,, I-203.
- Senho type, Senho, .
- Kiraisen type, Kiraisen, 4 units I-121, I-122, I-123,.
- Captured German submarines, 6 units, I-501, I-502, I-503, I-504, I-505, I-506.
2nd Class submarines
- Kaichū type
- *Type K1, Kaichū 1 gata, 2 units, Ro-11, Ro-12.
- *Type K2, Kaichū 2 gata, 3 units, Ro-13, Ro-14, Ro-15.
- *Type K3, Kaichū 3 gata, 10 units, Ro-16, Ro-17, Ro-18, Ro-19, Ro-20, Ro-21, Ro-22, Ro-23, Ro-24, Ro-25.
- *Type K4, Kaichū 4 gata, 3 units, Ro-26, Ro-27, Ro-28.
- *Type KT, Kaichū 5 gata, 5 units, Ro-29, Ro-30, Submarine No. 70, Ro-31, Ro-32.
- *Type K6, Kaichū 6 gata, 2 units, Ro-33, Ro-34.
- *Type KS, Kaichū 7 gata, 18 units, Ro-35, Ro-36, Ro-37, Ro-38, Ro-39, Ro-40, Ro-41, Ro-42, Ro-43, Ro-44,, Ro-46, Ro-47, Ro-48, Ro-49, Ro-50, Ro-55, Ro-56.
- Type L
- * Type L1, Ro go jū 1 gata, 2 units, Ro-51, Ro-52.
- * Type L2, Ro go jū 2 gata, 4 units, Ro-53, Ro-54, Ro-55, Ro-56.
- * Type L3, Ro go jū 3 gata, 3 units, Ro-57, Ro-58, Ro-59.
- * Type L4, Ro go jū 4 gata, 9 units, Ro-60, Ro-61, Ro-62, Ro-63, Ro-64, Ro-65, Ro-66, Ro-67, Ro-68.
- Ko Type, 18 units, Ro-100, Ro-101, Ro-102, Ro-103, Ro-104, Ro-105, Ro-106, Ro-107, Ro-108, Ro-109, Ro-110, Ro-111, Ro-112, Ro-113, Ro-114, Ro-115, Ro-116, Ro-117.
- Sen'yu-Shō Type, 10 units, Ha-101, Ha-102, Ha-103, Ha-104, Ha-105, Ha-106, Ha-107, Ha-108, Ha-109, Ha-111
- Sentaka-Shō Type, 11 units, Ha-201, Ha-202, Ha-203, Ha-204, Ha-205, Ha-207, Ha-208, Ha-209, Ha-210, Ha-216
- F1 type
- F2 type
- Captured German submarines, 2 units, Ro-500, Ro-501.
3rd Class submarines
- , 101 units.
- , about 250 units.
- Kaiten, about 1000 units.
- C1 type
- C2 type
- S1 type
- Kawasaki class
- S2 type
- No.71, Dai 71 gou-kan,71-gou
Army submarines
- Type 3 submergence transport vehicle
- *
- *
- *
Other submarines
- modified Holland class
Suicide boats
- Shinyo, 6,200 units.