chiura marin, fujiwara itsuki (milky season), nonohana saori, milky season, artist request, 3girls, arm support, barefoot, beach, bikini, blue bikini, blue eyes, blue one-piece swimsuit, blue school swimsuit, blush, braid, breasts, brown eyes, brown hair, cleavage, closed eyes, collarbone, green bikini, inflatable orca, inflatable toy, long hair, looking at viewer, lying, medium breasts, multiple girls, navel, ocean, one-piece swimsuit, open mouth, polka dot, polka dot bikini, sand, school swimsuit, shirt, short hair, side braid, side ponytail, sitting, sleeping, sleeveless, sleeveless shirt, small breasts, smile, swimsuit, swimsuit under clothes, tied shirt, water, white shirt