4 Dan
hirayuu_At 
| Country/Region |  Japan |
|---|---|
| Birth Year | 2009 |
| X(Twitter) ID | @halc_kyopro |
| Codeforces ID | hirayuu_cf |
| Affiliation | Western Parotia |
Contest Status
| Rank | 144th |
|---|---|
| Rating | 2675 |
| Highest Rating |  2769 ― 4 Dan (+31 to promote) |
| Rated Matches | 69 |
| Last Competed | 2025/10/05 |