Ratings
2012-12-15: The 1st Korea Children's Othello Championships-U8_U10(Korea)
| CHOI Seokwoo | 06-58 | LEE Suho |
| KIM Jumi | 35-29 | CHOI Seokwoo |
| CHOI Seokwoo | 52-12 | LEE Wheesung |
| EUM Seehyun | 40-24 | CHOI Seokwoo |