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

4
52
1
3
3bw
+ 1
=11
-  
?  

1Okabe Hiroshi - Oosumi Yuuki
2Kamiya Shunsuke - Oosumi Yuuki
3Oosumi Yuuki - Nakamura Shigeru