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.

[1] 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.

‡ Before conversion to hybrid aircraft carriers List of IJN Patrol Vessels can be found here at [1]