1girl, ahoge, blue_archive, demon_horns, demon_wings, flower, greyscale, hair_ornament, hairclip, halo, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, long_hair, low_wings, monochrome, multiple_horns, name_tag, nehan_(gedatsu_nehan), official_alternate_costume, old_school_swimsuit, one-piece_swimsuit, parted_bangs, school_swimsuit, solo, swimsuit, water, wet, wet_clothes, wet_hair, whistle, whistle_around_neck, wings