diff --git a/locale/ja_JP.po b/locale/ja_JP.po
deleted file mode 100644
index 8e9733edb8..0000000000
--- a/locale/ja_JP.po
+++ /dev/null
@@ -1,53 +0,0 @@
-#
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:production.split.start,count:"
-msgid "Count"
-msgstr ""
-
-msgctxt "field:production.split.start,id:"
-msgid "ID"
-msgstr ""
-
-msgctxt "field:production.split.start,quantity:"
-msgid "Quantity"
-msgstr ""
-
-msgctxt "field:production.split.start,unit_digits:"
-msgid "Unit Digits"
-msgstr ""
-
-msgctxt "field:production.split.start,uom:"
-msgid "Uom"
-msgstr ""
-
-msgctxt "field:production.split.start,uom_category:"
-msgid "Uom Category"
-msgstr ""
-
-msgctxt "help:production.split.start,count:"
-msgid "The limit number of productions"
-msgstr ""
-
-msgctxt "model:ir.action,name:wizard_split_production"
-msgid "Split Production"
-msgstr "Split Production"
-
-msgctxt "model:ir.model.button,string:production_split_wizard_button"
-msgid "Split"
-msgstr "Split"
-
-#, fuzzy
-msgctxt "model:production.split.start,name:"
-msgid "Split Production"
-msgstr "Split Production"
-
-msgctxt "wizard_button:production.split,start,end:"
-msgid "Cancel"
-msgstr ""
-
-#, fuzzy
-msgctxt "wizard_button:production.split,start,split:"
-msgid "Split"
-msgstr "Split"