Games played since 2014 year by
Jun Koyama
(Tokyo, Japan) in this fuseki
4
3
2
1
5
8
b
w
+
6
 
=
1
 
-
 
1
?
 
 
1
Koyama Jun - Kato Yasuhiro
2
Koyama Jun - Huang Yen-Hua
3
Koyama Jun - Wang Chih-Kung
4
Koyama Jun - Nakayama Tomoharu
5
Tamada Yoichi - Koyama Jun
6
Koyama Jun - Zhao Jiadong
7
Koyama Jun - Topkin Georg-Romet
8
Koyama Jun - Sato Kiyotomi
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