25 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Guo, Bo Kai Owen | Breyer, Thierry | 0-1 | B12 | Reti Amateur Open | 2026-03-22 |
| Guo, Bo Kai Owen | Liang, Zhuobin | 1-0 | A20 | HKIO 2025 | 2025-12-28 |
| Guo, Bo Kai Owen | Tang, Zeqin | 1/2-1/2 | A15 | HKIO 2025 | 2025-12-26 |
| Guo, Bo Kai Owen | Leung, Hoi Ting | 1-0 | A22 | HKIO 2025 | 2025-12-25 |
| Guo, Bo Kai Owen | Wu, Pei-Xuan | 1-0 | A10 | HKIO 2025 | 2025-12-24 |
| Guo, Bo Kai Owen | Zuo, Junyu | 0-1 | A18 | Hong Kong International Open Chess Championship 2023 | 2023-12-27 |
| Guo, Bo Kai Owen | Wu, Haoyang | 1-0 | C01 | Hong Kong International Open Chess Championship 2023 | 2023-12-26 |
| Guo, Bo Kai Owen | Yu, Peilong | 0-1 | A16 | Hong Kong International Open Chess Championship 2023 | 2023-12-25 |
| Guo, Bo Kai Owen | Aarush Bhat | 1/2-1/2 | A15 | Asian Amateur Chess Competition 2025 | |
| Guo, Bo Kai Owen | Baisynov, Islambek | 1/2-1/2 | A14 | Asian Amateur Chess Competition 2025 | |
| Guo, Bo Kai Owen | Tamura, Hikaru | 0-1 | A14 | Asian Amateur Chess Competition 2025 | |
| Guo, Bo Kai Owen | Chik, King Hei Kenneth | 1-0 | A36 | Asian Amateur Chess Competition 2025 | |
| Guo, Bo Kai Owen | Wong, Sze Hon | 1-0 | A14 | Asian Amateur Chess Competition 2025 |