JANG, HYUNDEOK
Current rating: 1621
Record: 13-10-1
| Regional Championships Chiba 2023 (pioneer) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 67 | Segou, Kenji (1892) | Won 2-1 | +241571 |
| 2pioneer | 56 | Kobayashi, Akira (1530) | Lost 0-2 | -191552 |
| 3pioneer | 54 | Seiwada, Koyo (1491) | Won 2-0 | +171569 |
| 4pioneer | 27 | Chiku, Kotaro (1526) | Won 2-1 | +181587 |
| 5pioneer | 21 | Inoue, Toru (2008) | Lost 0-2 | -111576 |
| 6pioneer | 57 | Lim, Junghun (1536) | Won 2-0 | +171593 |
| 7pioneer | 24 | Yamazaki, Hiroaki (1576) | Draw 0-0 | 01593 |
| 8pioneer | 30 | Kumon, Shun (1558) | Lost 1-2 | -191574 |
| 9pioneer | 28 | Yashiro, Kazuki (1827) | Won 2-1 | +231597 |
| 10pioneer | 22 | Lee, Shi Tian (1712) | Won 2-0 | +201617 |
| 11pioneer | 16 | Kato, Kensuke (1871) | Lost 0-2 | -141603 |
| 12pioneer | 22 | Uemura, Akira (1595) | Won 2-0 | +181621 |
| average opponent: 1677record: 7-4-1 | new rating: 1621 | |||
| Regional Championships Yokohama 2023 (ONE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 33 | Muraoka, Hideaki (1571) | Won 2-1 | +191519 |
| 2standard | 16 | Takemasa, Shun (1517) | Won 2-0 | +181537 |
| 3standard | 10 | Horiuchi, Makoto (1843) | Lost 0-2 | -121525 |
| 4standard | 36 | Kyogoku, Kyosuke (1890) | Won 2-0 | +241549 |
| 5standard | 22 | Kihara, Atsuki (1833) | Won 2-0 | +231572 |
| 6standard | 10 | Segou, Kenji (1904) | Lost 0-2 | -121560 |
| 7standard | 32 | Oohashi, Yoshihiro (1559) | Won 2-0 | +181578 |
| 8standard | 16 | Harane, Kenta (1876) | Lost 0-2 | -131565 |
| 9standard | 15 | Wada, Yuki (1906) | Lost 0-2 | -121553 |
| 10standard | 26 | Matsuura, Takumi (2035) | Lost 0-2 | -101543 |
| 11standard | 26 | Ida, Yuuji (1610) | Won 2-1 | +201563 |
| 12standard | 20 | Kobayashi, Ryohei (1708) | Lost 1-2 | -161547 |
| average opponent: 1771record: 6-6 | new rating: 1547 | |||