takatsuki ichi, chen, touhou, bad id, bad pixiv id, 1girl, aged up, alternate breast size (larger), animal ears, bare shoulders, breast expansion, breasts, brown eyes, brown hair, bursting breasts, cat ears, cat girl, cat tail, clitoris, erect clitoris, fang, female focus, hat, large breasts, multiple tails, nekomata, nipples, no pants, open mouth, panties, pink hair, pussy, short hair, solo, surprised, tail, torn clothes, transformation, underwear