1girl, armpits, arms_up, blue_archive, blush, dociracira, greyscale, hair_ornament, hair_strand, hair_tie_in_mouth, hairclip, hands_on_own_head, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, long_hair, looking_at_viewer, low_wings, monochrome, mouth_hold, name_tag, one-piece_swimsuit, school_swimsuit, simple_background, solo, spot_color, swimsuit, very_long_hair, wet, wet_hair, whistle, whistle_around_neck, wings