1boy 1girl absurdres bangs blue_archive blue_one-piece_swimsuit blush flying_sweatdrops grey_hair hair_ornament hairclip headpat highres hina_(blue_archive) hina_(swimsuit)_(blue_archive) horns long_hair one-piece_swimsuit osanpo02 parted_bangs purple_eyes school_swimsuit swimsuit twintails very_long_hair whistle whistle_around_neck