hamuhamu, elena (futagohime), sophie (futagohime), fushigiboshi no futago hime, 00s, 2girls, ahoge, all fours, animal ears, barefoot, bikini, cloud, covered collarbone, day, feet, flat chest, green eyes, green hair, leg up, legs, lying, mother and daughter, multiple girls, on side, one-piece swimsuit, outdoors, palm tree, pool, poolside, purple eyes, short hair, sky, submerged, swimsuit, tail, tree, white bikini