Ratings
2008-03-31: 9th Korean Othello Open(Korea)
| OH Joungmok | won against | CHOI Yongwan |
| CHOI Yongwan | lost to | LEE Kwangwook |
| CHOI Yongwan | lost to | HA Seungsup |
| JUNG Taejoon | won against | CHOI Yongwan |