Ooyama
オオヤマ
Gender: Male
Age: 19
Height: 183 cm
A Mecha-Ude user who belongs to ARMS. Since there are a lot of younger Mecha-Ude users, he acts as an older brother and leader to them. He is derized and partnered with a Mecha-Ude that can turn into a sidecar.
(Source: Official Site)
