koutaro, original, non-web source, 2girls, adjusting hair, arm support, ball, bent over, bikini, blue eyes, blush, breasts, brown hair, cleavage, front-tie top, green bikini, hand up, large breasts, leaning forward, looking at viewer, multiple girls, navel, one-piece swimsuit, partially submerged, pool, pool ladder, poolside, school swimsuit, short hair, side-tie bikini bottom, small breasts, smile, solo focus, stomach, swimsuit, thigh gap, water, wet