1girl, animal_ears, black_leotard, blush, breasts, covered_navel, detached_collar, fake_animal_ears, grey_hair, hachimaki, hands_on_own_chest, headband, high_ponytail, kantai_collection, leotard, light_brown_hair, long_hair, looking_at_viewer, matsunaga_(haku), necktie, playboy_bunny, rabbit_ears, rabbit_tail, red_necktie, simple_background, small_breasts, solo, strapless, strapless_leotard, tail, twitter_username, white_background, wrist_cuffs, zuihou_(kancolle)