nana (732 kaiten), himeji mizuki, shimada minami, baka to test to shoukanjuu, 2girls, :o, ball, beachball, bent over, bikini, blush, bow, breast envy, breasts, brown hair, cleavage, cloud, day, dutch angle, embarrassed, flat chest, green eyes, hair bow, hair ornament, hands on own chest, large breasts, long hair, looking at viewer, multiple girls, ocean, open mouth, outdoors, own hands together, parted bangs, pink hair, ponytail, purple bikini, purple eyes, rabbit hair ornament, sarong, sky, sports bikini, standing, swimsuit, transparent, v arms, very long hair, wading, water