More Bugfixes (#2989)

API/Services/Tasks/Scanner/Parser/Parser.cs

@@ -103,7 +103,11 @@ public static class Parser
     private static readonly Regex CoverImageRegex = new Regex(@"(?<![[a-z]\d])(?:!?)(?<!back)(?<!back_)(?<!back-)(cover|folder)(?![\w\d])",
         MatchOptions, RegexTimeout);
 
-    private static readonly Regex NormalizeRegex = new Regex(@"[^\p{L}0-9\+!\*]",
+    /// <summary>
+    /// Normalize everything within Kavita. Some characters don't fall under Unicode, like full-width characters and need to be
+    /// added on a case-by-case basis.
+    /// </summary>
+    private static readonly Regex NormalizeRegex = new Regex(@"[^\p{L}0-9\+!＊！＋]",
         MatchOptions, RegexTimeout);
 
     /// <summary>