best quality, masterpiece, score_9, score_8_up, score_7_up, rating_safe, source_anime, 1girl, solo, adult, catgirl, cat ears, nekomimi, inside box, peeking, cardboard box, hiding, cat tail, cat tail from inside the box, white hair, white ears, white tail, tail inside box, tail up, raised tail, simple background, empty background, photoshoot,