diff --git a/CURRENT_VERSION b/CURRENT_VERSION
index f21bde0..21a1d1e 100644
--- a/CURRENT_VERSION
+++ b/CURRENT_VERSION
@@ -1 +1 @@
-v1.4.11.3818-Stable
+v1.4.12.3823-Beta
diff --git a/RELEASE_NOTES.xml b/RELEASE_NOTES.xml
index 10d9e9e..bc7143a 100644
--- a/RELEASE_NOTES.xml
+++ b/RELEASE_NOTES.xml
@@ -579,4 +579,14 @@
      * [Minor] 話者の切り出し方法を修正した
     </description>
   </note>
+
+  <note>
+    <version>1.4.12.3823</version>
+    <channel>Beta</channel>
+    <timestamp>2020-04-14T23:45:18.5644355+09:00</timestamp>
+    <uri>https://github.com/anoyetta/RINGS/releases/download/v1.4.12.3823-Beta/RINGS_v1_4_12_3823_Beta.zip</uri>
+    <description>
+     * [Minor] 話者の切り出し方法を修正した
+    </description>
+  </note>
 </release_notes>
diff --git a/source/RINGS/Models/ChatLogModel.cs b/source/RINGS/Models/ChatLogModel.cs
index 6117789..7c905f1 100644
--- a/source/RINGS/Models/ChatLogModel.cs
+++ b/source/RINGS/Models/ChatLogModel.cs
@@ -640,10 +640,8 @@ public ChatChannelSettingsModel ChannelSettings
         public override string ToString() =>
             $"{this.chatCode}:{this.speaker}:{this.message}";
 
-        private static readonly string SpeakerDelimiter = "\u001f";
-
-        private static readonly Regex SpeackerRegex = new Regex(
-            @":(?<speaker>[a-zA-Z\s\.\-']+):",
+        private static readonly Regex MessageRegex = new Regex(
+            @".*\u001f(?<message>[^\u001f]*)$",
             RegexOptions.Compiled);
 
         public static ChatLogModel FromXIVLog(
@@ -662,12 +660,11 @@ public static ChatLogModel FromXIVLog(
 
             var chatLogLine = xivLog.Line;
 
-            var replacedRaw = xivLog.Raw.Replace(SpeakerDelimiter, ":");
-            var match = SpeackerRegex.Match(replacedRaw);
+            var match = MessageRegex.Match(xivLog.Raw);
             if (match.Success)
             {
-                var name = match.Groups["speaker"].Value;
-                chatLogLine = chatLogLine.Replace(name, $"{name}:");
+                var message = match.Groups["message"].Value;
+                chatLogLine = chatLogLine.Replace(message, $":{message}");
             }
 
             var i = chatLogLine.IndexOf(":");
@@ -803,6 +800,9 @@ private static string FomartCharacterNames(
 
         private static readonly Regex[] SpecialCharRegexList = new[]
         {
+            // Unicodeの記号
+            new Regex("[\u0000-\u001F]", RegexOptions.Compiled),
+
             // Unicodeのその他の記号(Miscellaneous Symbols)
             new Regex("[\u2600-\u26FF]", RegexOptions.Compiled),
 
diff --git a/source/RINGS/Version.cs b/source/RINGS/Version.cs
index 992cd2c..820743a 100644
--- a/source/RINGS/Version.cs
+++ b/source/RINGS/Version.cs
@@ -1,4 +1,4 @@
 using System.Reflection;
 
-[assembly: AssemblyVersion("1.4.11.3818")]
-[assembly: AssemblyConfiguration("Stable")]
+[assembly: AssemblyVersion("1.4.12.3823")]
+[assembly: AssemblyConfiguration("Beta")]