Ratings
2012-12-15: The Korea Children's Othello Championships-U11_U13(Korea)
| YOO Hyunji | 51-13 | LEE Byounghyun |
| LEE Juho | 25-39 | YOO Hyunji |
| PARK Yujin | 51-13 | YOO Hyunji |
| YOO Hyunji | 38-26 | SONG Seunghyun |
| LEE Seongjin | 17-47 | YOO Hyunji |