2girls, ass, backpack, bad_twitter_id, bag, barefoot, bikini, black_hair, blue_eyes, blush, breasts, brown_eyes, brown_hair, butt_crack, collar, comiket_100, face-to-face, feet, flower, full_body, groin, hair_flower, hair_ornament, idolmaster, idolmaster_million_live!, kneepits, leash, legs, loli, micro_bikini, multiple_girls, nakatani_iku, navel, randoseru, short_hair, side-tie_bikini_bottom, small_breasts, smile, soles, sumitomo, suou_momoko, swimsuit, thighs, toes, white_bikini