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Masato Seki
関 真人
Keiko's older brother and Myōjō High School's ace pitcher. His goal is to make it to Kōshien before he graduates.
Voices Actors of Masato Seki
Japanese
Suzuoki, Hirotaka
関 真人
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Keiko's older brother and Myōjō High School's ace pitcher. His goal is to make it to Kōshien before he graduates.
