1girl, animal_ears, ass, ball, bare_shoulders, beachball, bikini, blush, breasts, butt_crack, dated, di_gi_charat, frilled_bikini, frills, from_behind, hair_between_eyes, hair_ornament, happy_birthday, heart, heart_hair_ornament, holding, holding_ball, holding_beachball, large_breasts, long_hair, looking_at_viewer, looking_back, marcy_dog, open_mouth, pink_eyes, pink_hair, rabbit_ears, shiny_skin, sideboob, sidelocks, signature, smile, swimsuit, twintails, usada_hikaru, white_bikini, wrist_cuffs