1girl, ahoge, alternate_costume, ankkoyom, bare_legs, barefoot, bikini, blue_archive, bow, collarbone, demon_girl, demon_horns, demon_wings, forehead, frilled_bikini, frills, full_body, hair_bow, hair_ornament, hair_ribbon, hairclip, halo, hand_on_own_hip, hina_(blue_archive), horizon, horns, lifebuoy, long_hair, looking_at_viewer, navel, one_side_up, parted_bangs, parted_lips, purple_eyes, ribbon, sand_castle, sand_sculpture, sidelocks, sky, solo, standing, starfish, stomach, swimsuit, toes, wavy_hair, white_background, white_bikini, white_hair, wings