1girl black_ribbon blue_archive blush clothes_lift commentary_request dangomushi frilled_skirt frills hair_ribbon halo lifted_by_self long_hair looking_at_viewer mutsuki_(blue_archive) open_mouth panties red_eyes red_skirt ribbon side_ponytail simple_background skirt skirt_lift smile striped striped_panties sweat thigh_strap thighs underwear white_background white_hair