Type 4 20cm Rocket Launcher
- Introduced Year : 1943
- Caliber : 203 mm
- Barrel Length : 1.92 m
- EL Angle of Fire : +40 to +65 Degrees
- AZ Angle of Fire : 300 Degrees
- Shell Weight : 83.7 Kg
- Shell Speed : 175 m/sec
- Weight : 227.6 Kg
- Range : 2,400 m
- Production Qty :
This is the launcher for 20cm Rocket. However, this rocket could be projected by other offhand launcher, for example a gutter, a wooden stand, or a slope on the ground. 20cm Rocket was used in Okinawa and Iwo Jima in the last WWII.