1girl, 2_nostg, <, ahoge, armpits, bikini, black_bikini, blue_sky, bracelet, braid, breasts, choker, cloud, collarbone, day, dot_nose, hand_on_own_neck, hand_up, idolmaster, idolmaster_cinderella_girls, jewelry, light_blush, light_brown_hair, long_hair, looking_at_viewer, medium_breasts, multicolored_hair, navel, ninomiya_asuka, outdoors, print_bikini, purple_eyes, red_hair, sky, solo, stomach, swimsuit, thighs, two-tone_hair