1girl, animal_ear_fluff, animal_ears, black_hair, blush, cat_ears, cat_girl, cat_tail, chain-link_fence, cloud, dokidoki_sister_aoi-chan, fence, hair_ornament, hairclip, hand_on_own_chest, kohinata_aoi_(dokidoki_sister_aoi-chan), long_hair, looking_at_viewer, name_tag, one-piece_swimsuit, open_mouth, outdoors, pool, poolside, red_eyes, school_swimsuit, sitting, sky, soaking_feet, solo, swimsuit, tail, takahashi_tetsuya, thighs, twintails, very_long_hair, white_one-piece_swimsuit