diff --git a/WTT/WTT/ExportSettings.cs b/WTT/WTT/ExportSettings.cs
index 35a6676..31f7fee 100644
--- a/WTT/WTT/ExportSettings.cs
+++ b/WTT/WTT/ExportSettings.cs
@@ -2,6 +2,11 @@ namespace WTT;
 
 public class ExportSettings
 {
+    /// <summary>
+    /// Export Japanese message.
+    /// </summary>
+    public bool ExportJapaneseMessage { get; set; } = true;
+
     /// <summary>
     /// Export English (USA) message.
     /// </summary>
diff --git a/WTT/WTT/TableExporter.cs b/WTT/WTT/TableExporter.cs
index c0d13e3..d67ea14 100644
--- a/WTT/WTT/TableExporter.cs
+++ b/WTT/WTT/TableExporter.cs
@@ -32,7 +32,8 @@ public class TableExporter
     {
         var tomlTable = new TomlTable();
 
-        tomlTable.AddMessage(entry, 0, "JapaneseMessage");
+        if (_settings.ExportJapaneseMessage)
+            tomlTable.AddMessage(entry, 0, "JapaneseMessage");
         if (_settings.ExportEnglishUSAMessage)
             tomlTable.AddMessage(entry, 1, "EnglishMessageUSA");
         if (_settings.ExportEnglishSGMessage)
@@ -53,7 +54,8 @@ public class TableExporter
     {
         var tomlTable = new TomlTable();
 
-        tomlTable.AddMessage(entry, 3, "JapaneseMessage");
+        if (_settings.ExportJapaneseMessage)
+            tomlTable.AddMessage(entry, 3, "JapaneseMessage");
         if (_settings.ExportEnglishUSAMessage)
             tomlTable.AddMessage(entry, 4, "EnglishMessageUSA");
         if (_settings.ExportEnglishSGMessage)