Is it twenty-three nine's sister?

Yes The Five-point Bride is adapted from the romantic comedy cartoon of the same name created by Changchun Onion. This film is directed by Sang Yuan Zhi and written by Keiichiro Koike. The main voice actors are: Yoshitsugu Matsuoka, Kana Hanazawa, Ayane Wuda and Itō Miku. Ernai and Sanjiu are sisters in The Bride of the Five Teachers.