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

42
1
5
3
6bw
+4 
=  
- 2
?  

1Oosumi Yuuki - Tanaka Koichi
2Oosumi Yuuki - Yamaguchi Yusui
3Oosumi Yuuki - Yu Manjiang
4Oosumi Yuuki - Nakamura Shigeru