Kong, Sangjoon
Current rating: 1615
Record: 14-10
| Regional Championships Aichi 2023 (pioneer) | starting rating: 1596 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 26 | Kozakai, Yukio (1657) | Lost 0-2 | -171579 |
| 2pioneer | 120 | Kim, Yonghee (1480) | Lost 1-2 | -201559 |
| 3pioneer | 94 | Sanger, Maxwell (1423) | Won 2-1 | +161575 |
| 4pioneer | 95 | Oku, Daisaku (1544) | Won 2-1 | +171592 |
| 5pioneer | 41 | Matsumoto, Keiichiro (1559) | Won 2-0 | +171609 |
| 6pioneer | 55 | Fujino, Yoshitaka (1693) | Lost 0-2 | -161593 |
| 7pioneer | 47 | Horie, Tooru (1804) | Won 2-0 | +221615 |
| top | average opponent: 1594record: 4-3 | new rating: 1615 | ||
| Regional Championships Yokohama 2023 (ONE standard) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 7 | Yakushi, Hideki (1620) | Won 2-1 | +191567 |
| 2standard | 44 | Fukushima, Yuuhei (1637) | Won 2-0 | +201587 |
| 3standard | 8 | Masuda, Masahito (1770) | Won 2-1 | +211608 |
| 4standard | 1 | Sakai, Tatsuya (1737) | Won 2-1 | +201628 |
| 5standard | 1 | Naitou, Keisuke (1734) | Lost 1-2 | -161612 |
| 6standard | 8 | Moriyama, Masahide (1937) | Won 2-0 | +241636 |
| 7standard | 10 | Komiyama, Kouhei (1498) | Lost 1-2 | -201616 |
| 8standard | 17 | Kobayasi, Tomoya (1843) | Won 2-1 | +221638 |
| 9standard | 10 | Harane, Kenta (1889) | Lost 1-2 | -141624 |
| 10standard | 15 | Ishiwata, Kouichi (1680) | Lost 1-2 | -171607 |
| 11standard | 23 | Itou, Motoaki (1991) | Lost 1-2 | -111596 |
| top | average opponent: 1758record: 6-5 | new rating: 1596 | ||
| Regional Championships Aichi 2022 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 52 | Nomiya, Yohei (1643) | Won 2-0 | +211521 |
| 3pioneer | 42 | Tanji, Kensuke (1832) | Won 2-1 | +231544 |
| 4pioneer | 35 | Ishiwata, Kouichi (1602) | Lost 0-2 | -171527 |
| 5pioneer | 40 | Kim, HyunKyu (1498) | Won 2-0 | +181545 |
| 6pioneer | 26 | Kono, Toru (1708) | Lost 0-2 | -151530 |
| 7pioneer | 52 | Jo, Hyeon Seong (1562) | Won 2-0 | +181548 |
| top | average opponent: 1641record: 4-2 | new rating: 1548 | ||