1girl, black_shirt, blue_archive, clothes_lift, lifted_by_self, light_blush, long_hair, looking_at_viewer, lying, midriff, msrn39, official_alternate_costume, on_back, open_mouth, parted_bangs, purple_eyes, purple_hair, shirt, shirt_lift, short_sleeves, sidelocks, solo, sportswear, star_sticker, sticker_on_face, sweat, upper_body, yuuka_(blue_archive), yuuka_(track)_(blue_archive)