1girl, alternate_costume, artist_logo, ass_visible_through_thighs, black_hair, blue_one-piece_swimsuit, breasts, collarbone, contrapposto, covered_navel, cowboy_shot, dated, green_eyes, hair_ribbon, kanon_(kurogane_knights), kantai_collection, long_hair, looking_at_viewer, mikuma_(kancolle), old_school_swimsuit, one-hour_drawing_challenge, one-piece_swimsuit, ribbon, school_swimsuit, simple_background, small_breasts, smile, solo, standing, swimsuit, twintails, white_background