nikaidou ai, nikaidou shinku, irotoridori no hikari, irotoridori no sekai, commentary request, > <, 2girls, :d, barefoot, blonde hair, blue one-piece swimsuit, blush stickers, braid, chibi, chibi only, coat, crossed bangs, eyes visible through hair, full body, hair between eyes, hair intakes, hair ribbon, hand up, lab coat, long hair, looking at another, mahoutsukai ame, medium hair, multiple girls, one-piece swimsuit, open clothes, open coat, open mouth, red eyes, red ribbon, ribbon, school swimsuit, siblings, side braid, simple background, sisters, sleeves past wrists, smile, standing, swim ring, swimsuit, twins, two side up, very long hair, white coat, white one-piece swimsuit, white ribbon, xd, yellow background