Monthly record of Gumasan's rank (dan/kyu)
| month |
dan/kyu |
win/lose |
win ratio |
| 2026
/04 |
4.65 Kyu |
27 win 19 lose |
.586 |
| 2026
/03 |
5.05 Kyu |
28 win 27 lose |
.509 |
| 2026
/02 |
4.03 Kyu |
33 win 25 lose |
.568 |
| 2026
/01 |
4.86 Kyu |
27 win 24 lose |
.529 |
| 2025
/12 |
4.89 Kyu |
34 win 29 lose |
.539 |
| 2025
/11 |
5.03 Kyu |
27 win 21 lose |
.562 |
| 2025
/10 |
5.35 Kyu |
22 win 28 lose |
.440 |
| 2025
/09 |
4.71 Kyu |
27 win 26 lose |
.509 |
| 2025
/08 |
3.83 Kyu |
27 win 14 lose |
.658 |
| 2025
/07 |
5.08 Kyu |
26 win 30 lose |
.464 |
| 2025
/06 |
5.06 Kyu |
14 win 19 lose |
.424 |
| 2025
/05 |
4.41 Kyu |
21 win 16 lose |
.567 |
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