Mikio Shirato
Mikio Shirato is Yukiko's older brother. Mikio Shirato challenged Joe wearing a set of Ace AI-powered gear that he designed himself in the first season. Second season (Source: Official Site, edited)
Mikio Shirato is Yukiko's older brother. Mikio Shirato challenged Joe wearing a set of Ace AI-powered gear that he designed himself in the first season. Second season (Source: Official Site, edited)
