Rapid Naval Armaments Supplement Programme (Japan, 1941)

The Rapid Naval Armaments Supplement Programme (マル急計画, 出師準備第一着作業建艦計画, Maru Kyū Keikaku, Suishi-Junbi Dai-Ichi Chakusagyō Kenkan Keikaku^?) was one of the armaments expansion plan of the Imperial Japanese Navy (IJN).

In August 1941, the IJN started building warships for war. It extended to 293 vessels, 300,000 tons.

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