1girl, alternate_costume, animal_ears, blue_eyes, blush, breasts, closed_mouth, detached_collar, fake_animal_ears, fathom, grey_hair, groin, hair_between_eyes, happy_new_year, hibiki_(kancolle), kantai_collection, leotard, long_hair, rabbit_ears, small_breasts, smile, solo, strapless, strapless_leotard, white_leotard