Hiratsuka Navy Ammunitions Arsenal
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The Hiratsuka Naval Ammunitions Arsenal (平塚海軍火薬廠, Hiratsuka Kaigun Kayaku Shō) was the principal manufacturer of gunpowder, explosives, ammunition and artillery shells for the Imperial Japanese Navy. It was located in the town of Ōno (now part of the city of Hiratsuka), Kanagawa Prefecture, Japan.