idolmaster, idolmaster cinderella girls
jougasaki mika, jougasaki rika
kazuchi
2girls, :o, :p, ass, blonde hair, blush, breasts, collarbone, eyelashes, green eyes, looking at viewer, lying, multiple girls, navel, nipples, no bra, on back, open clothes, open shirt, panties, pink hair, pink panties, ponytail, shirt, siblings, sisters, small breasts, striped clothes, striped panties, tongue, tongue out, trefoil, two side up, underwear, white shirt
commentary request, highres, photoshop (medium)