1girl, d, arm_behind_head, arm_up, armpit_crease, ass, black_hair, blue_eyes, blue_one-piece_swimsuit, blue_sky, bob_cut, border, breasts, clenched_hand, cloud, collarbone, competition_school_swimsuit, cowboy_shot, day, flat_ass, from_side, hand_up, kofune_mio, light_rays, looking_afar, mao_(6r), one-piece_swimsuit, one-piece_tan, open_mouth, outdoors, outside_border, school_swimsuit, short_hair, signature, sky, small_breasts, smile, solo, standing, straight_hair, summertime_render, sunbeam, sunlight, swimsuit, tan, tanlines, taut_clothes, twisted_torso, wet, wet_clothes, wet_hair, wet_swimsuit, white_border