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(Roku-Ichi Shiki Sensha, also called Roku-Ichi Shiki Tokusha in the very early days)
A Japanese tank developed during 1959-1960 by Mitsubishi for the Japan Ground Self-Defense Force. Armed with a rifled 90mm cannon with a T-shaped muzzle brake, it served until 2000, when it was replaced by the more modern Type 74.