"Hōshō" was the only Japanese aircraft carrier with two hangars. The forward hangar was and only one deck in height as it was intended to house nine small aircraft, such as fighters. The two-story rear hangar measured at the forward end and at the rear end. It was designed to house six large aircraft, such as torpedo bombers, as well as six reserve aircraft. Each hangar was served by an aircraft elevator. The forward elevator was and the aft elevator measured .