diff --git a/honoka/src/honoka_def.h b/honoka/src/honoka_def.h
index d9d3c84..1bf8430 100644
--- a/honoka/src/honoka_def.h
+++ b/honoka/src/honoka_def.h
@@ -110,6 +110,9 @@
 #define HONOKA_CONFIG_ACPREDICTOR_MULTI            "/IMEngine/Honoka/ACPredictor/Multiple"
 #define HONOKA_DEFAULT_ACPREDICTOR_MULTI           true
 
+#define HONOKA_CONFIG_CHANGEABLE_SPLITTER          "/IMEngine/Honoka/ChangeableSplitter"
+#define HONOKA_DEFAULT_CHANGEABLE_SPLITTER         false
+
 #define HONOKA_CONFIG_MINISTATUS                   "/IMEngine/Honoka/MiniStatus"
 #define HONOKA_DEFAULT_MINISTATUS                  false
 
diff --git a/honoka/src/honoka_imengine.cpp b/honoka/src/honoka_imengine.cpp
index 450966b..aa6b158 100644
--- a/honoka/src/honoka_imengine.cpp
+++ b/honoka/src/honoka_imengine.cpp
@@ -343,6 +343,7 @@
     numkeyselect = _scim_config->read(String(HONOKA_CONFIG_NUMKEY_SELECT),HONOKA_DEFAULT_NUMKEY_SELECT);
     prediction = _scim_config->read(String(HONOKA_CONFIG_PREDICTION),HONOKA_DEFAULT_PREDICTION);
     realtime_prediction = _scim_config->read(String(HONOKA_CONFIG_REALTIME_PREDICTION),HONOKA_DEFAULT_REALTIME_PREDICTION);
+    changeable_splitter = _scim_config->read(String(HONOKA_CONFIG_CHANGEABLE_SPLITTER),HONOKA_DEFAULT_CHANGEABLE_SPLITTER);
     if (m_predictor->getName() == "Predictor") prediction = false;
     
     defaultPreEditor = _scim_config->read(String(HONOKA_CONFIG_DEFAULT_PREEDITOR),String(HONOKA_DEFAULT_DEFAULT_PREEDITOR));
@@ -501,7 +502,7 @@
     }
     
     m_splitter = 0;
-    //if (1) changeSplitter(String("AUTO"));
+    //if (changable_splitter) changeSplitter(String("AUTO"));
 
 }
 
@@ -671,7 +672,7 @@
                 m_proplist.push_back(p);
             }
         }
-        if (1) {
+        if (changeable_splitter) {
             p = Property(HONOKA_PROP_SPLITTER,"",String(""),_("splitter"));
             m_proplist.push_back(p);
             p = Property(String(HONOKA_PROP_SPLITTER) + String("/AUTO"),
@@ -708,7 +709,7 @@
         }
         update_property(*it);
     }
-    if (1) {
+    if (changeable_splitter) {
         it = find(m_proplist.begin(),m_proplist.end(),HONOKA_PROP_SPLITTER);
         if (it != m_proplist.end()) {
             if (m_splitter == 0) it->set_label(_("Auto") + String(" "));
diff --git a/honoka/src/honoka_imengine.h b/honoka/src/honoka_imengine.h
index 65a0f70..5848187 100644
--- a/honoka/src/honoka_imengine.h
+++ b/honoka/src/honoka_imengine.h
@@ -131,6 +131,7 @@
     bool m_no_update;
     int alp;
     int alp_count;
+    bool changeable_splitter;
     bool numkeyselect;
     bool mini_status;
     bool prediction;