Background
In November 1941, the IJN required many additional submarines for the Pacific War, as a pressing matter. To meet this need, the IJN negotiated with theTable of vessels
See also
* 1st Naval Armaments Supplement Programme (Maru 1 Keikaku, 1931) * 2nd Naval Armaments Supplement Programme (Maru 2 Keikaku, 1934) * 3rd Naval Armaments Supplement Programme (Maru 3 Keikaku, 1937) * 4th Naval Armaments Supplement Programme (Maru 4 Keikaku, 1939) * Temporal Naval Armaments Supplement Programme (Maru Rin Keikaku, 1940) * Rapidly Naval Armaments Supplement Programme (Maru Kyū Keikaku, 1941) * 5th Naval Armaments Supplement Programme (Maru 5 Keikaku, 1941) * 6th Naval Armaments Supplement Programme (Maru 6 Keikaku, 1942) * Modified 5th Naval Armaments Supplement Programme (Kai-Maru 5 Keikaku, 1942) * Wartime Naval Armaments Supplement Programme (Maru Sen Keikaku, 1944)References
マル追計画 (ja) {{DEFAULTSORT:Naval Armaments Supplement Programme Imperial Japanese Navy Military history of Japan