Games won by Yuuki Oosumi (Moriyama, Japan) as black in this fuseki

5
42
1
3
7bw
+31
=1 
- 2
?  

1Oosumi Yuuki - Sakamoto Hirouji
2Oosumi Yuuki - Kudomi Takahiro
3Oosumi Yuuki - Kawamura Norihiko