diff --git a/dll/shellext/devcpux/lang/ja-JP.rc b/dll/shellext/devcpux/lang/ja-JP.rc
new file mode 100644
index 00000000000..6d2a1968f4b
--- /dev/null
+++ b/dll/shellext/devcpux/lang/ja-JP.rc
@@ -0,0 +1,41 @@
+LANGUAGE LANG_JAPANESE, SUBLANG_DEFAULT
+
+DLG_PROCESSORINFO DIALOGEX 0, 0, 252, 218
+STYLE DS_SHELLFONT | WS_POPUP | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME
+CAPTION "CPU"
+FONT 9, "MS UI Gothic"
+BEGIN
+    LTEXT "機能:", -1, 7, 23, 50, 8
+    LTEXT "テスト", IDC_FEATURES, 57, 23, 181, 8
+    LTEXT "モデル:", -1, 7, 38, 50, 8
+    LTEXT "テスト", IDC_MODEL, 57, 38, 181, 8
+    LTEXT "ステッピング:", -1, 7, 53, 50, 51
+    LTEXT "テスト", IDC_STEPPING, 57, 53, 181, 8
+    LTEXT "コア速度:", -1, 7, 68, 50, 8
+    LTEXT "テスト", IDC_CORESPEED, 57, 68, 181, 8
+END
+
+STRINGTABLE
+BEGIN
+    IDS_MEGAHERTZ "%ld MHz"
+END
+
+/*
+DLG_PROCESSORINFO DIALOGEX 0, 0, 252, 218
+STYLE DS_SHELLFONT | WS_POPUP | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME
+CAPTION "CPU"
+FONT 9, "MS UI Gothic"
+BEGIN
+    LTEXT "機能:", -1, 7, 23, 50, 8
+    LTEXT "<テスト>", IDC_FEATURES, 7, 34, 238, 8
+
+    LTEXT "モデル:", -1, 7, 49, 50, 8
+    LTEXT "<テスト>", IDC_MODEL, 7, 60, 238, 8
+
+    LTEXT "ステッピング:", -1, 7, 75, 50, 8
+    LTEXT "<テスト>", IDC_STEPPING, 7, 86, 238, 8
+
+    LTEXT "コア速度:", -1, 7, 101, 50, 8
+    LTEXT "<テスト>", IDC_CORESPEED, 7, 112, 238, 8
+END
+*/
\ No newline at end of file
diff --git a/dll/shellext/devcpux/processor.rc b/dll/shellext/devcpux/processor.rc
index 83a55e66831..46f24a65c57 100644
--- a/dll/shellext/devcpux/processor.rc
+++ b/dll/shellext/devcpux/processor.rc
@@ -24,6 +24,9 @@
 #ifdef LANGUAGE_HI_IN
     #include "lang/hi-IN.rc"
 #endif
+#ifdef LANGUAGE_JA_JP
+    #include "lang/ja-JP.rc"
+#endif
 #ifdef LANGUAGE_PL_PL
     #include "lang/pl-PL.rc"
 #endif