1girl, arm_up, barefoot, black_bra, black_panties, blue_eyes, blue_hair, bra, breasts, collarbone, crossed_legs, full_body, grin, hair_ribbon, hololive, hoshimachi_suisei, long_hair, looking_at_viewer, lying, navel, on_back, panties, ribbon, side_ponytail, sidelocks, small_breasts, smile, solo, stomach, tamachoco40, teeth, thighs, underwear, underwear_only, upside-down, virtual_youtuber