1girl, bare_shoulders, blue_archive, blue_one-piece_swimsuit, blue_sky, blush, breasts, clenched_teeth, covered_navel, hair_ornament, hairclip, halo, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, liyom, long_hair, looking_at_viewer, official_alternate_costume, one-piece_swimsuit, outdoors, purple_eyes, school_swimsuit, sky, small_breasts, solo, sweatdrop, swimsuit, teeth, very_long_hair, wading, whistle, white_hair, wings