Games lost by Shunsuke Kamiya (Tokyo, Japan) as black in this fuseki

23
14
5
13bw
+3 
=1 
-63
?  

1Kamiya Shunsuke - Nikonov Konstantin
2Kamiya Shunsuke - Nikonov Konstantin
3Kamiya Shunsuke - Fedorkin Oleg
4Kamiya Shunsuke - Qi Guan
5Kamiya Shunsuke - Tamada Yoichi
6Kamiya Shunsuke - Nakayama Tomoharu