| O Rissei | |
|---|---|
| Full name | Rissei Ō |
| Chinese | 王立誠 |
| Pinyin | Wáng Lìchéng |
| Born |
November 7, 1958 Taiwan |
| Residence | Tokyo, Japan |
| Teacher | Kano Yoshinori |
| Turned pro | 1972 |
| Rank | 9 dan |
| Affiliation | Nihon Ki-in; Tokyo branch |
Ō Rissei (王 立誠, Ō Rissei, Chinese: 王 立誠; pinyin: Wáng Lìchéng, born November 7, 1958) is a professional Go player in Japan.
Rissei was born in Taiwan and moved to Japan when he was 13 years old; he would become professional the following year. His instructor is Kano Yoshinori.
Ranks #10-t in total amount of titles in Japan.