gotyou, kaenbyou rin, reiuji utsuho, reiuji utsuho (bird), mario (series), nintendo, touhou, bad id, bad pixiv id, revision, 1girl, :o, alternate costume, animal ears, black pantyhose, black serafuku, book, braid, cat ears, cat girl, cat tail, contemporary, egg, extra ears, fang, female focus, hair ribbon, multiple tails, pantyhose, red eyes, red hair, ribbon, school uniform, serafuku, solo, tail, twin braids, twintails