Monthly record of hiraoka's rank (dan/kyu)
| month |
dan/kyu |
win/lose |
win ratio |
| 2017
/01
| 9.00 Kyu |
1 win 2 lose |
.333 |
| 2016
/12
| 9.00 Kyu |
1 win 0 lose |
1.00 |
| 2016
/09
| 10 Kyu |
0 win 2 lose |
.000 |
| 2016
/01
| 3.00 Kyu |
7 win 7 lose |
.500 |
| 2015
/04
| 1.26 Dan |
11 win 19 lose |
.366 |
| 2015
/01
| 2.36 Dan |
27 win 22 lose |
.551 |
| 2014
/12
| 3.00 Dan |
22 win 17 lose |
.564 |
| 2014
/11
| 4.00 Kyu |
6 win 6 lose |
.500 |
| 2014
/10
| 2.72 Dan |
18 win 16 lose |
.529 |
| 2014
/09
| 2.55 Dan |
16 win 18 lose |
.470 |
| 2014
/08
| 2.70 Dan |
63 win 51 lose |
.552 |
| 2014
/07
| 2.62 Dan |
52 win 43 lose |
.547 |
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