Ratings
2007-08-26: 2nd Korean Othello Open 2007(Korea)
| KWON Taewoo | lost to | SEO Wooyul |
| SEO Wooyul | won against | SEO Jaeyeong |
| LIM Jinsuk | lost to | SEO Wooyul |
| SEO Wooyul | won against | OH Taeyeong |
| SEO Wooyul | lost to | KIM Kwanyoon |
| SEO Wooyul | lost to | LEE Taeeung |
2006-10-06 → 2006-10-08: WOC 2006 (Mito)(World)
| SEO Wooyul | 49-15 | STOKKE Solrun |
| KRAIKOKIT Piamrat | 35-29 | SEO Wooyul |
| DOUSSE Stephane | 58-06 | SEO Wooyul |
| SEO Wooyul | 31-33 | DANEK Martin |
| LIEW Yik Meng | 58-06 | SEO Wooyul |
| SEO Wooyul | 55-09 | MUNCH Marlena |
| LARSSON Benny | 42-22 | SEO Wooyul |
| SEO Wooyul | 18-46 | VINAR Matt |
| JACOBSON Titti Anna | 22-42 | SEO Wooyul |
| SEO Wooyul | 35-29 | ORTA Pedro |
| BARRASS Iain | 36-28 | SEO Wooyul |
| SEO Wooyul | 28-36 | BERG Robert |
| BOE Alexander | 15-49 | SEO Wooyul |