Games played by Shigemasa Koiso (Omihachiman, Japan) in this fuseki

43
2
15
4bw
+  
=  
-31
?  

1Koiso Shigemasa - Ozawa Tetsushi
2Koiso Shigemasa - Kise Katsumi
3Koiso Shigemasa - Miyagawa Junzo
4Kon Akira - Koiso Shigemasa