Games played by
Jun Koyama
(Tokyo, Japan) in this fuseki
5
4
2
1
3
4
b
w
+
3
 
=
 
 
-
 
1
?
 
 
1
Koyama Jun - Isobe Seiji
2
Koyama Jun - Topkin Georg-Romet
3
Koyama Jun - Miyamoto Syunju
4
Nakamura Shigeru - Koyama Jun
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