Mitsubishi G4M "Betty"
- Nation: Japan
- Type: Medium Bomber
- Wartime Service Dates: 1941-1945
- Range: 2,935 miles
- Airspeed: 270 mph
- Crew: 7
- Payload: 1,765 pounds of bombs or torpedoes
- Power plant: 2× Mitsubishi Kasei 25 radial engines, 1,850 hp each
- Notes: One of the most common bombers flown by the Japanese, the G4M was used in both strategic bombing and anti-shipping roles. Due to its poorly protected fuel tanks, the G4M was mockingly referred to as the "Flying Zippo" and "One-Shot Lighter" by Allied fighter pilots.