1girl, ass, bare_arms, blue_archive, blue_eyes, blue_hair, breasts, chojja, dark_blue_hair, from_behind, grey_background, grey_panties, grey_sports_bra, halo, long_hair, looking_at_viewer, mask, medium_breasts, mouth_mask, panties, saori_(blue_archive), simple_background, solo, sports_bra, thong, underwear