1girl, adapted_costume, arm_behind_back, ball, beachball, black_hair, black_one-piece_swimsuit, blue_eyes, blush, breasts, breasts_apart, collarbone, contrapposto, cropped_legs, gerph, heart, holding, holding_ball, kill_la_kill, large_breasts, looking_at_viewer, matoi_ryuuko, multicolored_hair, navel, one-piece_swimsuit, red_hair, senketsu, short_hair, slingshot_swimsuit, solo, standing, strap_gap, streaked_hair, swimsuit, symbol-shaped_pupils, teeth, thighs, wide_hips