Military Wiki

The Hiro Naval Arsenal (Hiro Kaigun Kosho or Dai-Jūichi Kaigun Kōkū-shō (11th Naval Arsenal), often abbreviated as Hirosho) at Kure (呉), Hiroshima prefecture, was a production facility for seaplanes, flying boats, and aero engines for the Imperial Japanese Navy before and during World War II. It was largely destroyed in a raid by B-29 Superfortresses on 5 May 1945.

Aircraft[]

Designed and produced:

Prototypes and experimental aircraft:

  • Hiro R-3 - flying boat, 1 example built
  • Hiro H3H - flying boat, 1 example built
  • Hiro H10H - project only, never completed

Aircraft designed by other manufacturers produced at Hiro:

Engines[]

Designed and produced:

  • Hiro Type 14
  • Hiro Type 61 of 620 hp
  • Hiro Type 91 of 500 hp
  • Hiro Type 91 of 620 hp

References[]

  • Gunston, Bill (1993). World Encyclopedia of Aircraft Manufacturers. Annapolis: Naval Institute Press. pp. 148. 
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