The Yokohama Air Group was formed in Yokohama, Japan on October 1, 1936 as a patrol unit equipped with six Navy Type 91 Hiro H4H flying boats.
Hiro | Hiro Suzuhira | Hiro-x | Hiro Takahashi | Hiro Nakamura | Hiro Mizushima | Hiro Mashima | Hiro H4H | Dilip Hiro |