1girl, 3, arm_support, bare_legs, barefoot, blue_archive, collarbone, demon_girl, demon_horns, demon_wings, forehead, hair_ornament, hairclip, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, leaning_back, long_hair, looking_at_viewer, name_tag, official_alternate_costume, old_school_swimsuit, one_side_up, parted_bangs, purple_eyes, raidamanz, school_swimsuit, seiza, sidelocks, simple_background, sitting, sleeveless, soles, solo, swimsuit, toes, white_background, white_hair, wings