5 Dan
Rubikun 
| Country/Region |  Japan |
|---|---|
| TopCoder ID | Rubikun |
| Codeforces ID | Rubikun |
| Affiliation | blessing software |
Contest Status
| Rank | 90th |
|---|---|
| Rating | 2842 |
| Highest Rating | 2843 ― 5 Dan (+157 to promote) |
| Rated Matches | 118 |
| Last Competed | 2024/05/12 |