diff --git a/src/main/java/com/ntlab/irisserver/entities/Game.java b/src/main/java/com/ntlab/irisserver/entities/Game.java
index f7903ef..b3b1a00 100644
--- a/src/main/java/com/ntlab/irisserver/entities/Game.java
+++ b/src/main/java/com/ntlab/irisserver/entities/Game.java
@@ -23,7 +23,7 @@
     private List<Turn> turnList = new ArrayList<>();
 
     @JsonProperty("nowTurn")
-    private Turn nowTurn = null;//現在のターン
+    private Turn nowTurn = new Turn(); //現在のターン
     @JsonProperty("drawingController")
     private DrawingController drawingController = null;
     @JsonProperty("settings")