Ratings
2012-12-15: The 1st Korea Children's Othello Championships-U8_U10(Korea)
| KIM Hoseok | 40-24 | KIM Jaehyun |
| PARK Jisung | 28-36 | KIM Hoseok |
| KIM Hoseok | 31-33 | PARK Jihwan |
| KIM Hoseok | 19-45 | KIM Jumi |
| PARK Sijeong | 38-26 | KIM Hoseok |