The Daitai Unit was an Imperial Japanese Navy Air transport section of the Imperial Japanese Navy Air Service.

Mission

The Daitai Unit was responsible for transporting personnel, weapons and equipment to Japanese occupied territories or to a combat front in times of war. Such units supported Navy Special Naval Landing Force airborne units during their missions.

Transport Vehicles

These service possessed various models of airplanes and hydroplanes:

• Hitachi LXG1 (Liaison and communication)
• Kawanishi H6K2/4-L (Transport Flying boat)
• Kawanishi H6K3 (Transport Flying boat)
• Kawanishi H8K2-L Seiku (Transport version of H8K)
• Kawanishi E11K1 (Merchant Transport Hydroplane)
• Mitsubishi K3M3-L "Pine" (Light Transport)
• Mitsubishi L3Y1/2 (Armed Transport)
• Mitsubishi G6M1/2-L (Armed Transport)
• Mitsubishi L4M1 (Personnel Transport)
• Nakajima C2N1 (Light transport)
• Nakajima L1N1 (Personnel Transport)
• Nakajima G5N2-L Shinzan "Liz" (Merchant transport)
• Nihon L7P1 (Light amphibious transport)
• Showa/Nakajima L2D2 "Tabby" (Merchants and Personnel Transport)
• Yokosuka H5Y1 "Cherry" (Transport Hydroplane)
• Kyushu K10W11 "Oak" (liaison and Communications)
• Nakajima A4N1 (liaisons)
• Aichi E13A1 "Jake" (liaisons and officer transport)