1girl, 3, adjusting_clothes, adjusting_swimsuit, aerial_fireworks, ahoge, ass, bare_back, blue_archive, demon_girl, demon_horns, demon_wings, dove_(user_cjcf4847), fireworks, forehead, from_behind, hair_ornament, hairclip, halo, head_tilt, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horizon, horns, innertube, long_hair, looking_back, night, night_sky, official_alternate_costume, old_school_swimsuit, one-piece_swimsuit, one_side_up, parted_bangs, purple_eyes, school_swimsuit, sidelocks, sky, sleeveless, solo, swimsuit, white_hair, wings