Hello.
* gnu/packages/emacs-xyz.scm (emacs-ddskk): New variable.

diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index a9b36dd882..116786d0d6 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -60,6 +60,7 @@
;;; Copyright © 2020 Paul Garlick <pgarlick@tourbillion-technology.com>
;;; Copyright © 2020 Robert Smith <robertsmith@posteo.net>
;;; Copyright © 2020 Evan Straw <evan.straw99@gmail.com>
+;;; Copyright © 2020 Masaya Tojo <masaya@tojo.tokyo>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -21667,3 +21668,26 @@ EXIF, XMP and IPTC.")
generate random passwords and insert them into the current buffer.  It also
supports generation of phonetic and numeric passwords.")
     (license license:artistic2.0)))
+
+(define emacs-ddskk
+  (package
+    (name "emacs-ddskk")
+    (version "17.0.50")
+    (home-page "https://github.com/skk-dev/ddskk")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url home-page)
+             (commit "b7bf6fa0e0fbb562c27a887283627a8781de0a34")))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32
+         "1ysn73yysaxpm93y9d4g2hmnd7qhh6lv93wgkrdw1cx11xl1g7yk"))))
+    (build-system emacs-build-system)
+    (inputs `(("inetutils" ,inetutils)))
+    (synopsis "Simple Kana to Kanji conversion program")
+    (description "Daredevil SKK is a version of SKK (Simple Kana to Kanji
+ conversion program, an input method of Japanese) maintained by the SKK
+ development team at http://openlab.jp/skk.")
+    (license license:gpl2+)))