Rule 34 Dev - 1girl animal_ears armpits arms_up black_hair black_one-piece_swimsuit blue_archive blush cat_ears colored_inner_hair competition_swimsuit extra_ears halo highres kazu_(kauk3753) kazusa_(blue_archive) looking_at_viewer multicolored_hair one-piece_swimsuit pink_hair red_eyes short_hair smile solo swimsuit upper_body|23699427453