All head-to-head matches
| Date | East | Rank | Rank | West | Result | |
|---|---|---|---|---|---|---|
| Kotoyachiyo | Jk17E | Jk12W | Yasuoka |
|
i | |
| Kotoyachiyo | Jk8E | Jk15E | Yasuoka |
|
i |
| Date | East | Rank | Rank | West | Result | |
|---|---|---|---|---|---|---|
| Kotoyachiyo | Jk17E | Jk12W | Yasuoka |
|
i | |
| Kotoyachiyo | Jk8E | Jk15E | Yasuoka |
|
i |