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1 Dan
ryuusagi 
| Country/Region |  Japan |
|---|---|
| Birth Year | 1980 |
| X(Twitter) ID | @ryuusagi |
| Codeforces ID | ryuusagi |
| Affiliation | Nihon University |
Contest Status
| Rank | 2069th (Top 1.63%) |
|---|---|
| Rating |  1919
|
| Highest Rating |  2037
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1 Dan
(+163 to promote)
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| Rated Matches | 429 |
| Last Competed | 2026/10/11 |