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Koga is a second-year student at Sohoku High School who is in charge of maintaining the Sohoku High Bicycle Club's equipment. He is known to have fantastic stamina, and becomes more prominent in the story as a third-year student.<br /> <br /> (Source: Yowamushi Pedal Wikia)<br /><br />
生日：
年齡：
性別：
身高：
Koga is a second-year student at Sohoku High School who is in charge of maintaining the Sohoku High Bicycle Club's equipment. He is known to have fantastic stamina, and becomes more prominent in the story as a third-year student.<br /> <br /> (Source: Yowamushi Pedal Wikia)<br /><br />
