diff --git a/AUTHORS b/AUTHORS
index 3fb722caa..e4e981764 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -91,7 +91,7 @@ Translations authors:
   - Greek: Tsvetan Bankov (emerge_life@users.sourceforge.net) and Stephanos Antaris (santaris@csd.auth.gr)
   - Hungarian: Majoros Péter (majoros.j.p@t-online.hu)
   - Italian: Matteo Sechi (bu17714@gmail.com)
-  - Japanese: Nardog (alphisation@gmail.com)
+  - Japanese: Masato Hashimoto (cabezon.hashimoto@gmail.com)
   - Korean: Jin Woo Sin (jin828sin@users.sourceforge.net)
   - Lithuanian: Naglis Jonaitis (njonaitis@gmail.com)
   - Norwegian: Tomaso
diff --git a/src/about_imp.h b/src/about_imp.h
index 1d75dc2ae..488df18ef 100644
--- a/src/about_imp.h
+++ b/src/about_imp.h
@@ -76,7 +76,7 @@ class about : public QDialog, private Ui::AboutDlg{
           <li><u>Greek:</u> Tsvetan Bankov (emerge_life@users.sourceforge.net)</li>\
           <li><u>Hungarian:</u> Majoros Péter (majoros.peterj@gmail.com)</li>\
           <li><u>Italian:</u> Matteo Sechi (bu17714@gmail.com)</li>\
-          <li><u>Japanese:</u> Nardog (alphisation@gmail.com)</li>\
+          <li><u>Japanese:</u> Masato Hashimoto (cabezon.hashimoto@gmail.com)</li>\
           <li><u>Korean:</u> Jin Woo Sin (jin828sin@users.sourceforge.net)</li>\
           <li><u>Lithuanian:</u> Naglis Jonaitis (njonaitis@gmail.com)</li>\
           <li><u>Norwegian:</u> Tomaso</li>\