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

23
14
5
4bw
+12
= 1
-  
?  

1Cao Dong - Oosumi Yuuki
2Hõbemägi Martin - Oosumi Yuuki
3Sato Kiyotomi - Oosumi Yuuki
4Oosumi Yuuki - Tamura Kazumasa