Games played since 2014 year by Kenshou Koseki (Aomori, Japan) in this fuseki

25
1
3
4
3bw
+  
=  
-3 
?  

1Koseki Kenshou - Kobayashi Koichi
2Koseki Kenshou - Tanno Yoshitaka
3Koseki Kenshou - Tanno Yoshitaka