1girl, amagami, black_hair, black_jacket, black_one-piece_swimsuit, blazer, breasts, brown_eyes, cleavage, competition_swimsuit, covered_navel, cowboy_shot, jacket, lying, medium_breasts, nanasaki_ai, on_back, one-piece_swimsuit, open_clothes, open_jacket, sasagawa_(haikaiki), short_hair, solo, spread_legs, swimsuit, two-tone_swimsuit