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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 | 655th (Top 9.77%) |
|---|---|
| Rating |  1733
(Provisional) |
| Highest Rating |  1818
|
| Rated Matches | 10 |
| Last Competed | 2026/02/13 |