diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index fe9b45a6b22..a2db508d4d2 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -2506,6 +2506,11 @@
     github = "mmlb";
     name = "Manuel Mendez";
   };
+  mnacamura = {
+    email = "m.nacamura@gmail.com";
+    github = "mnacamura";
+    name = "Mitsuhiro Nakamura";
+  };
   moaxcp = {
     email = "moaxcp@gmail.com";
     github = "moaxcp";
diff --git a/pkgs/data/fonts/rounded-mgenplus/default.nix b/pkgs/data/fonts/rounded-mgenplus/default.nix
index 24a29b56bcc..c6cb61b7bd1 100644
--- a/pkgs/data/fonts/rounded-mgenplus/default.nix
+++ b/pkgs/data/fonts/rounded-mgenplus/default.nix
@@ -32,6 +32,6 @@ stdenv.mkDerivation rec {
     homepage = http://jikasei.me/font/rounded-mgenplus/;
     license = licenses.ofl;
     platforms = platforms.all;
-    maintainers = with maintainers; [ ];
+    maintainers = with maintainers; [ mnacamura ];
   };
 }