1girl, arm_up, black_shirt, blue_archive, blue_buruma, breasts, buruma, closed_eyes, cowboy_shot, facing_viewer, grin, half_updo, lying, midriff_peek, navel, official_alternate_costume, on_back, on_grass, parted_bangs, piisu, ponytail, purple_hair, shirt, short_ponytail, short_sleeves, sidelocks, small_breasts, smile, solo, star_(symbol), sticker_on_face, sweat, t-shirt, toned, yuuka_(blue_archive), yuuka_(track)_(blue_archive)