Games played by Takayuki Ono (Yokohama, Japan) in this fuseki

5
2
41
3
5bw
+22
=  
-1 
?  

1Ono Takayuki - Maruta Hiroki
2Ono Takayuki - Iio Yoshihiro
3Maruta Hiroki - Ono Takayuki
4Ono Takayuki - Tomosue Takahito
5Maruta Hiroki - Ono Takayuki