5 Dan
Rubikun 
| Country/Region |  Japan |
|---|---|
| TopCoder ID | Rubikun |
| Codeforces ID | Rubikun |
| Affiliation | blessing software |
Contest Status
| Rank | 147th |
|---|---|
| Rating | 2747 |
| Highest Rating | 2841 ― 5 Dan (+159 to promote) |
| Rated Matches | 109 |
| Last Competed | 2023/11/19 |