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 | 121st |
|---|---|
| Rating |  2727
|
| Highest Rating | 2769
―
4 Dan
(+31 to promote)
|
| Rated Matches | 74 |
| Last Competed | 2025/12/28 |