Games played since 2014 year by Yuuki Oosumi (Moriyama, Japan) as black in this fuseki

5
23
14
5bw
+21
=  
-11
?  

1Oosumi Yuuki - Iio Yoshihiro
2Oosumi Yuuki - Matsuura Hiroshi
3Oosumi Yuuki - Iio Yoshihiro