5 Dan
catupper 
| Country/Region |  Japan |
|---|---|
| Birth Year | 1996 |
| X(Twitter) ID | @catupper |
| TopCoder ID | catlower |
| Codeforces ID | catupper |
| Affiliation | 競プロYouTuber |
Contest Status
| Rank | 698th (Top 10.23%) |
|---|---|
| Rating |  1702
(Provisional) |
| Highest Rating |  1818
|
| Rated Matches | 11 |
| Last Competed | 2026/08/29 |