1girl, bikini, black_hair, blue_bikini, blue_eyes, blue_hair, blush, breasts, cleavage, goshiki_suzu, hair_bun, kusakabe_nagisa_(goshiki_suzu), looking_at_viewer, navel, original, simple_background, single_hair_bun, small_breasts, solo, sweatdrop, swimsuit, white_background