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

43
2
15
8bw
+31
=3 
- 1
?  

1Oosumi Yuuki - Matsuura Hiroshi
2Oosumi Yuuki - Hasegawa Kazuto
3Oosumi Yuuki - Miyagawa Junzo