Monthly record of Biwahaya's rank (dan/kyu)
| month |
dan/kyu |
win/lose |
win ratio |
| 2025
/04 |
7.00 Kyu |
3 win 2 lose |
.600 |
| 2025
/03 |
4.55 Kyu |
11 win 7 lose |
.611 |
| 2025
/02 |
9.00 Kyu |
1 win 0 lose |
1.00 |
| 2024
/11 |
9.00 Kyu |
1 win 1 lose |
.500 |
| 2024
/10 |
8.00 Kyu |
2 win 1 lose |
.666 |
| 2024
/09 |
9.00 Kyu |
1 win 0 lose |
1.00 |
| 2024
/07 |
9.00 Kyu |
1 win 0 lose |
1.00 |
| 2024
/06 |
3.00 Kyu |
7 win 1 lose |
.875 |
| 2024
/05 |
4.98 Kyu |
61 win 37 lose |
.622 |
| 2024
/04 |
5.78 Kyu |
33 win 25 lose |
.568 |
| 2024
/03 |
9.00 Kyu |
1 win 1 lose |
.500 |
| 2024
/01 |
9.00 Kyu |
1 win 1 lose |
.500 |
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