shiou tsuyukusa, akiyama mio, nakano azusa, k-on!, 00s, 2girls, ass, bent over, black hair, blue eyes, blunt bangs, bra, breasts, butt crack, flat chest, hime cut, large breasts, lingerie, long hair, lying, multiple girls, navel, nipples, on back, one-piece tan, panties, red eyes, see-through clothes, shelf bra, swimsuit, tan, tanline, twintails, underwear, underwear only, water, white panties, yuri