Games played since 2014 year by Hideaki Gakumazawa (Iwate, Japan) in this fuseki

5
42
1
3
4bw
+1 
= 1
-11
?  

1Kusajima Masato - Gakumazawa Hideaki
2Gakumazawa Hideaki - Okabe Hiroshi
3Kusajima Masato - Gakumazawa Hideaki
4Gakumazawa Hideaki - Koseki Kenshou