6 Dan
chokudai 
| Country/Region |  Japan |
|---|---|
| Birth Year | 1988 |
| X(Twitter) ID | @chokudai |
| TopCoder ID | chokudai |
| Codeforces ID | chokudai |
| Affiliation | AtCoder Inc. CEO |
Contest Status
| Rank | 50th |
|---|---|
| Rating | 2958 |
| Highest Rating | 3092 ― 6 Dan (+108 to promote) |
| Rated Matches | 37 |
| Last Competed | 2026/03/29 |