One of Ryuumonbuchi's four heavenly kings. Comes from a very rich family and loves being in the spotlight which leads her to hate Nodoka because of her popularity as the middle school champion.
_Note: Their gender is swapped in [Saki re: King's Tile Draw](https://anilist.co/manga/116824/Saki-re-Kings-Tile-Draw/) and are named 龍円渕透火 instead _
