1girl, adjusting_buruma, adjusting_clothes, arl, ass, blue_archive, blue_buruma, blue_hair, blue_shirt, blush, buruma, from_behind, grey_background, halo, long_hair, looking_at_viewer, looking_back, official_alternate_costume, panties, panty_peek, profile, purple_eyes, shirt, short_ponytail, short_sleeves, sidelocks, simple_background, solo, standing, sweat, underwear, yuuka_(blue_archive), yuuka_(track)_(blue_archive)