Rikidō is brother of Kongō.

Shiroi Senshi Yamato

He participated in the Yamagata District tournament where he fought against Zangan. He later fight against Kaiō where he loses the match, but the dog owner and Amanai Kaoru decide to fight informally owner's home. Dogs are just hitting to each other, but, surprisingly, Musashi who directs the scene to suspend the match and gets Kaiō attacked.

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