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

5
23
14
5bw
+21
=  
-11
?  

1Nikonov Konstantin - Oosumi Yuuki
2Oosumi Yuuki - Iio Yoshihiro
3Oosumi Yuuki - Matsuura Hiroshi
4Nakamura Shigeru - Oosumi Yuuki
5Oosumi Yuuki - Iio Yoshihiro