Mikio Shirato

Yukikos older brother and the developer of Ace a stateoftheart Gear equipped with artificial intelligence that allows it to read and predict an opponents moves formulating the perfect counters and strategies. Mikio is arrogant egotistical and smug believing stray dogs like Joe are not worthy of standing in the same ring as himself. Mikio was passed over for becoming the head of the Shirato Group in favor of his sister a fact that causes him to hold a grudge against her.