2girls, ass, blonde_hair, blue_one-piece_swimsuit, blue_sky, braid, closed_eyes, closed_mouth, cloud, day, from_behind, grey_hair, hat, kiss, long_hair, michairu, multiple_girls, one-piece_swimsuit, original, outdoors, profile, red_one-piece_swimsuit, sailor_collar, school_uniform, serafuku, shirt, short_sleeves, sky, swimsuit, swimsuit_under_clothes, twin_braids, unworn_hat, unworn_headwear, white_headwear, white_sailor_collar, white_shirt, wrist_cuffs, yuri