4 Dan
hirayuu_At 
| Country/Region |  Japan |
|---|---|
| Birth Year | 2009 |
| X(Twitter) ID | @halc_kyopro |
| Codeforces ID | hirayuu_cf |
| Affiliation | Flipper |
Contest Status
| Rank | 138th |
|---|---|
| Rating |  2730
|
| Highest Rating | 2730
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4 Dan
(+70 to promote)
|
| Rated Matches | 65 |
| Last Competed | 2025/06/22 |