1girl, arm support, ass, ball, bangs, beachball, blonde hair, blue background, blush, collarbone, cowboy shot, female child, flat chest, green eyes, hair flaps, haruichi (komikal), idolmaster, idolmaster cinderella girls, looking at viewer, low twintails, medium hair, messy hair, no bra, open mouth, pink shirt, pink shorts, see-through, shirt, shorts, smile, solo, splashing, strap slip, tank top, thighs, twintails, water, water drop, wet, wet clothes, wet hair, wet shirt, wet shorts, yusa kozue