1girl, bikini, blonde_hair, blush, bracelet, breasts, earrings, goshiki_suzu, groin, hair_ornament, hair_scrunchie, idolmaster, idolmaster_cinderella_girls, jewelry, looking_at_viewer, medium_breasts, navel, ohtsuki_yui, polka_dot, polka_dot_bikini, ponytail, scrunchie, side-tie_bikini_bottom, sideboob, simple_background, smile, solo, star_(symbol), star_earrings, swimsuit, white_background, yellow_bikini