diff --git a/README.md b/README.md
index 096bc84..9f351c1 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,11 @@ Enter the prompt, save buffer, and the chat will be sent.
 
 Options are "split", "vsplit", "tabnew", "edit", "new", "vnew".
 
+`:FutagoHistory`                                               
+
+Show list of backed up files with quickfix.
+If you open a past chat file, you can start chatting based on the automatically saved history.
+
 # Config 
 
 No settings are required. However, the following settings can be made if necessary.
diff --git a/doc/futago.txt b/doc/futago.txt
index 9210e13..38c3fd5 100644
--- a/doc/futago.txt
+++ b/doc/futago.txt
@@ -60,6 +60,11 @@ Enter the prompt, save buffer, and the chat will be sent.
 
 Options are "split", "vsplit", "tabnew", "edit", "new", "vnew".
 
+`:FutagoHistory`                                               *:FutagoHistory*
+
+Show list of backed up files with quickfix.
+If you open a past chat file, you can start chatting based on the automatically saved history.
+
 =============================================================================
 Config ~
                                                               *futago-config*
diff --git a/pod/futago.pod b/pod/futago.pod
index b661ce8..887d5f1 100644
--- a/pod/futago.pod
+++ b/pod/futago.pod
@@ -62,6 +62,11 @@ Enter the prompt, save buffer, and the chat will be sent.
 
 Options are "split", "vsplit", "tabnew", "edit", "new", "vnew".
 
+C<:FutagoHistory>                                               X<:FutagoHistory>
+
+Show list of backed up files with quickfix.
+If you open a past chat file, you can start chatting based on the automatically saved history.
+
 =head1 Config X<futago-config>
 
 No settings are required. However, the following settings can be made if necessary.