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Character
Daiya Koyama
⇄
小山ダイヤ
Male
Biography
Show bio — may contain spoilers
Daiya is an operator in Shinkansen Ultra Evolution Institute Oomiya Branch.
Appears in
anime
Shinkansen Henkei Robo Shinkalion: Mirai kara Kita Shinsoku no ALFA-X
Supporting
