Ratings
2012-12-15: The 1st Korea Children's Othello Championships-U8_U10(Korea)
| LEE Wheesung | 20-44 | LEE Jyhoon |
| LEE Jyhoon | 50-14 | KIM Jumi |
| LEE Jyhoon | 38-26 | JUNG Sangkwon |
| SHIN Donggun | 18-46 | LEE Jyhoon |
| LEE Jyhoon | 15-49 | KIM Soohyun |