Wartime Naval Armaments Supplement Programme


The Wartime Naval Armaments Supplement Programme was the 1943-44 War Programme to fund the armaments expansion plan of the Imperial Japanese Navy.

Background

Early 1944, the IJN started building warships for war. The plan did not include any large warships which were suitable for offensive operations.

Table of vessels funded under 1944-45 Estimates

Table of vessels funded under 1945-46 Estimates

This programme was projected only, and the vessels were never ordered.
CategoryClassQuantity planned
High-speed submarine I-20176 vessels
Submarine Type-DI-373140 vessels
Transport submarine Ha-10188 vessels
High-speed submarine Ha-20110 vessels
Escort ship Type-CNo.1168 vessels
Escort ship Type-DNo.260 vessels