1girl, ahoge, armpits, arms_up, ass_visible_through_thighs, blue_archive, blue_one-piece_swimsuit, blush, breasts, demon_horns, hair_ornament, hairclip, halo, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, long_hair, looking_at_viewer, multiple_horns, name_tag, official_alternate_costume, old_school_swimsuit, one-piece_swimsuit, outdoors, parted_bangs, purple_eyes, renge_(730), school_swimsuit, skindentation, small_breasts, solo, swimsuit, thighs, very_long_hair, wet, wet_clothes, whistle, whistle_around_neck, white_hair, wings