- Improvements such as strengthening of armor and making heavy use of welding as a modified type of Ninety-seven Formula Medium Tank Chiha.
- The car body was slightly larger and the turret was greatly changed because it is equipped with a new 47mm cannon.
- This turret is also mounted in the body of a tank of the ninety - seven formula (new turret Chiha).
- However, unlike Chiha, the number of occupants increased by one, the inside of the turret became three, and the chief of the tank was able to concentrate on command.
- The engine is also equipped with a new model and mobility has improved greatly.
- Production was delayed in 1943 due to the priority of ships and aircraft due to the trend of the station and delay in the development of equipment.
- Most of the vehicles produced were kept in the interior for the mainland battle.
- Caterpillar places importance on ease of assembly with integral molding such as roller tracks.
- The point of attention is reproduced on the slide type on the surface of the caterpillar while integrally molding it.
- In addition, the center guide is recreated by the merit of the left and right split hole.
- Rolling wheels and others are reproduced in separate parts on one side with the track and the front side.
- Turret hatch is a selective opening and closing type
- Reproduction of exhaust pipe cover etc with etching parts
- With figure body 2
( This is a machine translation. Please allow for possible misinterpretations in the text. )