1girl, arm_rest, ass, barefoot, blonde_hair, blue_one-piece_swimsuit, competition_swimsuit, full_body, green_eyes, hair_ornament, hairclip, hands_on_ground, hizuki_aki, jack-o'_challenge, long_hair, looking_at_viewer, one-piece_swimsuit, original, solo, spread_legs, swimsuit, top-down_bottom-up, twintails, two-tone_swimsuit, wide_spread_legs