diff --git a/Editor/Inspector/Parameters/DefaultValueField.cs b/Editor/Inspector/Parameters/DefaultValueField.cs
index efa948f1..6cae5283 100644
--- a/Editor/Inspector/Parameters/DefaultValueField.cs
+++ b/Editor/Inspector/Parameters/DefaultValueField.cs
@@ -12,6 +12,9 @@ namespace nadena.dev.modular_avatar.core.editor
         {
         }
 
+        private const string V_True = "ON";
+        private const string V_False = "OFF";
+        
         private readonly TextField _visibleField;
         private readonly FloatField _defaultValueField;
         private readonly DropdownField _boolField;
@@ -25,8 +28,8 @@ namespace nadena.dev.modular_avatar.core.editor
             _boolField = new DropdownField();
 
             _boolField.choices.Add("");
-            _boolField.choices.Add("True");
-            _boolField.choices.Add("False");
+            _boolField.choices.Add(V_True);
+            _boolField.choices.Add(V_False);
 
             _defaultValueField.RegisterValueChangedCallback(
                 evt => UpdateVisibleField(evt.newValue, _hasExplicitDefaultSetField.value));
@@ -58,7 +61,7 @@ namespace nadena.dev.modular_avatar.core.editor
 
             _boolField.RegisterValueChangedCallback(evt =>
             {
-                if (evt.newValue == "True")
+                if (evt.newValue == V_True)
                     _defaultValueField.value = 1;
                 else
                     _defaultValueField.value = 0;
@@ -95,9 +98,9 @@ namespace nadena.dev.modular_avatar.core.editor
             if (!hasExplicitValue)
                 boolStr = "";
             else if (value > 0.5)
-                boolStr = "True";
+                boolStr = V_True;
             else
-                boolStr = "False";
+                boolStr = V_False;
 
             _boolField.SetValueWithoutNotify(boolStr);
         }
diff --git a/Editor/Inspector/Parameters/ParameterConfigDrawer.cs b/Editor/Inspector/Parameters/ParameterConfigDrawer.cs
index e4afd0de..101716e2 100644
--- a/Editor/Inspector/Parameters/ParameterConfigDrawer.cs
+++ b/Editor/Inspector/Parameters/ParameterConfigDrawer.cs
@@ -20,14 +20,14 @@ namespace nadena.dev.modular_avatar.core.editor.Parameters
             Localization.UI.Localize(root);
             root.styleSheets.Add(uss);
 
-            // Prototype UI
             var proot = root.Q<VisualElement>("Root");
             var type_field = proot.Q<DropdownField>("f-type");
 
+            var f_sync_type = proot.Q<VisualElement>("f-sync-type");
             SetupPairedDropdownField(
                 proot,
                 type_field,
-                proot.Q<VisualElement>("f-sync-type"),
+                f_sync_type,
                 proot.Q<VisualElement>("f-is-prefix"),
                 ("Bool", "False", "params.syncmode.Bool"),
                 ("Float", "False", "params.syncmode.Float"),
@@ -36,6 +36,24 @@ namespace nadena.dev.modular_avatar.core.editor.Parameters
                 (null, "True", "params.syncmode.PhysBonesPrefix")
             );
 
+            f_sync_type.Q<DropdownField>().RegisterValueChangedCallback(evt =>
+            {
+                var is_anim_only = evt.newValue == "Not Synced";
+
+                if (is_anim_only)
+                    proot.AddToClassList("st-anim-only");
+                else
+                    proot.RemoveFromClassList("st-anim-only");
+            });
+
+            var f_synced = proot.Q<Toggle>("f-synced");
+            var f_local_only = proot.Q<Toggle>("f-local-only");
+
+            // Invert f_local_only and f_synced
+            f_local_only.RegisterValueChangedCallback(evt => { f_synced.SetValueWithoutNotify(!evt.newValue); });
+
+            f_synced.RegisterValueChangedCallback(evt => { f_local_only.value = !evt.newValue; });
+
             var internalParamAccessor = proot.Q<Toggle>("f-internal-parameter");
             internalParamAccessor.RegisterValueChangedCallback(evt =>
             {
diff --git a/Editor/Inspector/Parameters/ParameterConfigDrawer.uxml b/Editor/Inspector/Parameters/ParameterConfigDrawer.uxml
index 8f0a246a..689abd89 100644
--- a/Editor/Inspector/Parameters/ParameterConfigDrawer.uxml
+++ b/Editor/Inspector/Parameters/ParameterConfigDrawer.uxml
@@ -24,18 +24,23 @@
             <ui:Label name="f-default-param" text="test test test"/>
         </ui:VisualElement>
 
-        <ui:VisualElement class="horizontal small-label st-pb-prefix__hide">
+        <ui:VisualElement class="horizontal small-label st-pb-prefix__hide ">
             <ui:VisualElement class="horizontal">
                 <ui:Label text="merge_parameter.ui.defaultValue" class="ndmf-tr no-left-margin"/>
                 <ma:DefaultValueField/>
             </ui:VisualElement>
-            <ui:VisualElement class="v-separator">
-                <ui:VisualElement/>
+            <ui:VisualElement class="horizontal st-anim-only__hide">
+                <ui:VisualElement class="v-separator">
+                    <ui:VisualElement/>
+                </ui:VisualElement>
+                <ui:Toggle binding-path="saved" text="merge_parameter.ui.saved"
+                           class="ndmf-tr st-pb-prefix__first-retained"/>
+                <ui:Toggle binding-path="localOnly" text="merge_parameter.ui.localOnly" class="ndmf-tr"
+                           name="f-local-only"/>
+                <ui:Toggle text="merge_parameter.ui.synced" class="ndmf-tr" name="f-synced"/>
+                <ui:Toggle binding-path="m_overrideAnimatorDefaults" text="merge_parameter.ui.overrideAnimatorDefaults"
+                           class="ndmf-tr"/>
             </ui:VisualElement>
-            <ui:Toggle binding-path="saved" text="merge_parameter.ui.saved" class="ndmf-tr"/>
-            <ui:Toggle binding-path="localOnly" text="merge_parameter.ui.localOnly" class="ndmf-tr"/>
-            <ui:Toggle binding-path="m_overrideAnimatorDefaults" text="merge_parameter.ui.overrideAnimatorDefaults"
-                       class="ndmf-tr"/>
         </ui:VisualElement>
 
     </ui:VisualElement>
diff --git a/Editor/Inspector/Parameters/Parameters.uss b/Editor/Inspector/Parameters/Parameters.uss
index a697c807..21042ac5 100644
--- a/Editor/Inspector/Parameters/Parameters.uss
+++ b/Editor/Inspector/Parameters/Parameters.uss
@@ -56,6 +56,7 @@
 .horizontal {
     flex-direction: row;
     align-content: center;
+    margin-top: 1px;
 }
 
 .horizontal > * {
@@ -121,10 +122,26 @@ DefaultValueField DropdownField {
     display: none;
 }
 
+.st-anim-only .st-anim-only__hide {
+    display: none;
+}
+
+.st-anim-only .st-pb-prefix__first-retained {
+    margin-left: 0;
+}
+
+.st-anim-only .st-pb-prefix__first-retained Label.unity-label {
+    margin-left: 0;
+}
+
 #f-remap-to {
     flex-grow: 1;
 }
 
+#f-local-only {
+    display: none;
+}
+
 /** Ghostly text for the renameTo text box **/
 Label#f-default-param {
     position: absolute;
diff --git a/Editor/Localization/en-US.json b/Editor/Localization/en-US.json
index 0838bd4d..6ea71c56 100644
--- a/Editor/Localization/en-US.json
+++ b/Editor/Localization/en-US.json
@@ -18,6 +18,7 @@
   "params.syncmode.Int": "Int",
   "params.syncmode.Float": "Float",
   "params.syncmode.Bool": "Bool",
+  "params.syncmode.PhysBonesPrefix": "PB Prefix",
   "params.__comment__": "=== Unity 2019 only strings ===",
   "params.autodetect_header": "   Autodetected Parameters   ",
   "params.internal": "Internal",
@@ -44,8 +45,8 @@
   "merge_parameter.ui.internalParameter.tooltip": "If set, this parameter will be automatically renamed to avoid conflicts with other parameters",
   "merge_parameter.ui.isPrefix": "Is PhysBone Prefix",
   "merge_parameter.ui.syncType": "Parameter type",
-  "merge_parameter.ui.localOnly": "Local Only",
-  "merge_parameter.ui.localOnly.tooltip": "If set, this parameter will not be synced across the network",
+  "merge_parameter.ui.synced": "Synced",
+  "merge_parameter.ui.synced.tooltip": "If set, this parameter will be synced across the network",
   "merge_parameter.ui.unregistered_foldout": "Unregistered Parameters",
   "merge_parameter.ui.add_button": "Add",
   "merge_parameter.ui.details": "Parameter Configuration",
diff --git a/Editor/Localization/ja-JP.json b/Editor/Localization/ja-JP.json
index f56b9598..38e49dc7 100644
--- a/Editor/Localization/ja-JP.json
+++ b/Editor/Localization/ja-JP.json
@@ -16,6 +16,7 @@
   "params.syncmode.Int": "Int",
   "params.syncmode.Float": "Float",
   "params.syncmode.Bool": "Bool",
+  "params.syncmode.PhysBonesPrefix": "PB Prefix",
   "params.autodetect_header": "   自動検出されたパラメーター   ",
   "params.internal": "内部値",
   "params.pb_prefix": "PhysBones接頭辞",
@@ -40,8 +41,8 @@
   "merge_parameter.ui.internalParameter.tooltip": "有効にすると、名前かぶりを回避するために自動的に名前を変更します",
   "merge_parameter.ui.isPrefix": "PhysBone 接頭辞",
   "merge_parameter.ui.syncType": "パラメーター型",
-  "merge_parameter.ui.localOnly": "ローカルのみ",
-  "merge_parameter.ui.localOnly.tooltip": "有効にすると、ネットワーク上同期されなくなります",
+  "merge_parameter.ui.synced": "同期する",
+  "merge_parameter.ui.synced.tooltip": "有効にすると、ネットワーク上同期されます",
   "merge_parameter.ui.unregistered_foldout": "未登録パラメーター",
   "merge_parameter.ui.add_button": "追加",
   "merge_parameter.ui.details": "パラメーターの詳細設定",