Natsuhiko Koyama
小山夏彦
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About
Natsuhiko Koyama is a student in Class 3-A in Kunugigaoka Junior High School and the president of the Biology Club who is one of the Big Five.
Natsuhiko Koyama is a student in Class 3-A in Kunugigaoka Junior High School and the president of the Biology Club who is one of the Big Five.
