The Type 90 tank (90式戦車 Kyū-maru-shiki-sensha?) was the main battle tank (MBT) of the Japan Ground Self-Defense Force (JGSDF) as of 2011. It was designed and built by Mitsubishi Heavy Industries as a replacement for all deployed Type 61 and Type 74 tanks, and entered service in 1990. It is to be superseded by the Type 10 tank.