1boy, 1girl, admiral (kancolle), black hair, blue one-piece swimsuit, breasts, brown eyes, casual one-piece swimsuit, hat, kantai collection, kujira naoto, long hair, medium breasts, military, military uniform, naval uniform, official alternate costume, one-piece swimsuit, open mouth, peaked cap, polka dot, polka dot one-piece swimsuit, polka dot swimsuit, scrunchie, swimsuit, uniform, upper body, ushio (kancolle), wrist scrunchie