Games played by Akira Kon (Amagasaki, Japan) in this fuseki

5
2
13
4
6bw
+3 
=  
-3 
?  

1Kon Akira - Kashihara Akihiko
2Kon Akira - Maruta Hiroki
3Kon Akira - Kato Yasuhiro
4Kon Akira - Tachi Masaya
5Kon Akira - Tada Ayako
6Kon Akira - Maeda Tomoko