The 4th Fleet was a fleet of the Imperial Japanese Navy. The Fourth Fleet designation was used during three separate periods. The initial designation was for a group of ships that were assigned to wor
Dewa Shigeto
Yamaya Tanin
Toyoda Soemu
Hibino
Hōshō was the world's first commissioned ship that was built as an aircraft carrier, and the first aircraft carrier of the Imperial Japanese Navy. Commissioned in 1922, the ship was used for testing c
4th Fleet (Imperial Japanese Navy)
…significant structural damage. Myōkō, Mogami and the submarine tender Taigei developed serious cracks in their hulls, and the light aircraft-carriers Hōshō and Ryūjō suffered damage to their flight decks and superstructure, with Ryūjō also having her hangar section flooded. The minelayer Itsukushima suffered…
Aerial view of Hōshō as completed in December 1922
Hōshō conducts full-power trials with funnels swiveled up near Tateyama, Japan, on 4 December 1922
A view of the underside of Hōshō's narrow flight deck looking from the forecastle forward, October 1945
Hōshō (middle) compared with other aircraft carriers constructed during the same time period