Is Kai's father and Bunta Fujiwara's lifelong rival. Ken was defeated multiple times by Bunta, and it still seems to be a sore spot for him.
Often known simply as the MR2 or by its chassis code "SW20", was the signature vehicle of Kai Kogashiwa when he was a solo racer on Irohazaka. The MR2 is equipped with a 3S-GE, a naturally aspirated engine. The cars actual output is unknown, but a stock model could produce 175PS.
