Sekiyama Yutaka's match result

1
10 - 12
11 - 7
9 - 11
8 - 11
3
1
12 - 10
4 - 11
7 - 11
2 - 11
3
3
5 - 11
11 - 8
11 - 4
11 - 13
11 - 7
2