11 Kyu
i153_math 
| Country/Region |  Japan |
|---|---|
| X(Twitter) ID | @math153arclight |
| Affiliation | The Open University of Japan |
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11 Kyu
i153_math 
| Country/Region | Japan |
|---|---|
| X(Twitter) ID | @math153arclight |
| Affiliation | The Open University of Japan |
This user has not competed in a rated contest yet.