--- lisp/org/ox.el.orig	2023-04-25 22:49:54.000000000 +0900
+++ lisp/org/ox.el	2023-09-07 19:01:02.522228900 +0900
@@ -148,6 +148,7 @@
     (:with-timestamps nil "<" org-export-with-timestamps)
     (:with-title nil "title" org-export-with-title)
     (:with-todo-keywords nil "todo" org-export-with-todo-keywords)
+    (:with-zwsp nil "zwsp" org-export-with-zwsp)
     ;; Citations processing.
     (:cite-export "CITE_EXPORT" nil org-cite-export-processors))
   "Alist between export properties and ways to set them.
@@ -842,6 +843,13 @@
   :group 'org-export-general
   :type 'boolean)
 
+(defcustom org-export-with-zwsp t
+  "Non-nil means include zero-width-space(ZWSP) charactor in export.
+When nil, remove all ZWSP charactors from the export.  This option
+can also be set with the OPTIONS keyword, e.g.  \"zwsp:nil\"."
+  :group 'org-export-general
+  :type 'boolean)
+
 (defcustom org-export-allow-bind-keywords nil
   "Non-nil means BIND keywords can define local variable values.
 This is a potential security risk, which is why the default value
@@ -3161,10 +3169,18 @@
 	     ;; Remove all text properties since they cannot be
 	     ;; retrieved from an external process.  Finally call
 	     ;; final-output filter and return result.
-	     (org-no-properties
-	      (org-export-filter-apply-functions
-	       (plist-get info :filter-final-output)
-	       output info)))))))))
+             (if (plist-get info :with-zwsp)
+                 (org-no-properties
+                  (org-export-filter-apply-functions
+                   (plist-get info :filter-final-output)
+                   output info))
+               (replace-regexp-in-string
+                (char-to-string #x200b) ""
+                (org-no-properties
+                 (org-export-filter-apply-functions
+                  (plist-get info :filter-final-output)
+                  output info))))
+             )))))))
 
 ;;;###autoload
 (defun org-export-string-as (string backend &optional body-only ext-plist)