Games played by Taizan Isobe (Omiya, Japan) in this fuseki

2
15
3
4
3bw
+ 1
=1 
-1 
?  

1Isobe Taizan - Nishimura Toshio
2Ooi Kozo - Isobe Taizan
3Isobe Taizan - Nagao Noriaki