1girl alternate_breast_size black_background blue_hair blue_one-piece_swimsuit breasts cleavage covered_navel hair_ornament hair_ribbon honda_takaharu huge_breasts i-19_(kancolle) kantai_collection looking_at_viewer multicolored_hair off_shoulder one-piece_swimsuit purple_eyes ribbon school_swimsuit simple_background smile solo star_(symbol) star_in_eye swimsuit symbol_in_eye twintails_day two-tone_hair two_side_up undressing upper_body