Ratings
2006-05-22: 2nd Korea Othello Open(Korea)
| KIM Jongyong | won against | KIM Seungsu |
| KIM Seungsu | lost to | LEE Chunae |
| KIM Yoseob | won against | KIM Seungsu |
| KIM Seungsu | lost to | KIM Yunsim |
| OH Joungmok | won against | KIM Seungsu |
| KIM Seungsu | lost to | CHUNG Jihoon |
2005-11-10 → 2005-11-12: WOC 2005 (Reykjavik)(World)
2005-10-06: 3rd Korean Othello Open(Korea)
2005-06-26: 2nd Korean Othello Open(Korea)
| KIM Seungsu | 31-33 | BADSTED Palle |
| HUBBARD Geoff | 52-12 | KIM Seungsu |
| KIM Seungsu | 40-24 | KLICEK Zoran |
| MALNEV Andrey | 37-27 | KIM Seungsu |
| KIM Seungsu | 51-13 | MARTINEZ Oscar |
| ANDRIANI Bintsa | 34-30 | KIM Seungsu |
| KIM Seungsu | 42-22 | STENBERG Veronica |
| PIHLAJAPURO Katie | 48-16 | KIM Seungsu |
| KIM Seungsu | 17-47 | DE CAMARGO Lucas |
| STOKKE Solrun | 26-38 | KIM Seungsu |
| KIM Seungsu | 31-33 | SKOGEN Tor Birger |
| CORIO Marc | 43-21 | KIM Seungsu |
| BIRGIRSSON Olessia | 13-51 | KIM Seungsu |
| KIM Seungsu | won against | KIM Hyosuk |
| KIM Seungsu | lost to | OH Joungmok |
| KIM Kyungjoong | lost to | KIM Seungsu |
| KIM Seungsu | lost to | LEE Kwangwook |
| KIM Seungsu | lost to | HONG Seonguk |
| KIM Seungsu | won against | HONG Seonguk |
| OH Joungmok | won against | KIM Seungsu |
| LEE Kwangwook | won against | KIM Seungsu |
| KIM Kyungjoong | won against | KIM Seungsu |
| KIM Jongyong | lost to | KIM Seungsu |
| HONG Seonguk | won against | KIM Seungsu |