1girl, aiba_yumi, arm_under_breasts, ass, bikini, blonde_hair, blush, boat, breasts, brown_eyes, cloud, cloudy_sky, collarbone, day, dot_nose, earrings, floral_print, flower, frilled_bikini, frills, grass, hand_up, idolmaster, idolmaster_cinderella_girls, idolmaster_cinderella_girls_starlight_stage, jewelry, leg_up, looking_at_viewer, lying, medium_breasts, necklace, ocean, on_stomach, open_mouth, outdoors, paopao, pine_tree, pool, print_bikini, short_hair, sky, smile, solo, sunlight, swimsuit, tree, watercraft