Aya (あや), full name Aya Kōsaka (こうさか あや), is a third year student at Tanibana High School that was featured in Downtown Nekketsu Baseball Monogatari: Yakyū de Shōbu da! Kunio-kun. She is the manager of the school's baseball team.
Background[]
Aya debuts in Downtown Nekketsu Baseball Monogatari: Yakyū de Shōbu da! Kunio-kun as the manager of Tanibana High School's baseball team.
