Isuzu Mikoshiba

As the energetic captain of the Hidaka University High School swim team, this spirited athlete shares a sibling bond with Seijuro and Momotaro Mikoshiba. Known for her russet hair and amber eyes, she possesses a competitive drive that leads her to instantly challenge Haruka Nanase to a race. Beyond the pool, she loves gaming and shares a unique obsession with musculature, allowing her to form an immediate, lasting friendship with Gou Matsuoka.