Joukyou Kaishi! is a Military Educational Institution adventure PC game by Kogado Studio, released on Dec 16 ,2005.
The following firearms were seen in the video game Joukyou Kaishi!:
Howa Type 64
The Howa Type 64 seen on top of the shelf at the top left.
Howa Type 89
Howa Type 89 present in this game.
Mk 2 hand grenade
Mk 2 hand grenade is availible to player.
M47 Dragon is seen on the the locker.