diff --git a/locale/ja_JP.po b/locale/ja_JP.po
deleted file mode 100644
index b07c893ce9..0000000000
--- a/locale/ja_JP.po
+++ /dev/null
@@ -1,106 +0,0 @@
-#
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "error:carrier.credential.dpd:"
-msgid ""
-"DPD webservice call failed with the following error message:\n"
-"\n"
-"%(message)s"
-msgstr ""
-
-msgctxt "error:stock.shipment.create_shipping.dpd:"
-msgid ""
-"DPD webservice call failed with the following error message:\n"
-"\n"
-"%(message)s"
-msgstr ""
-
-msgctxt "error:stock.shipment.create_shipping.dpd:"
-msgid "Shipment \"%(shipment)s\" already has a reference number."
-msgstr ""
-
-msgctxt "error:stock.shipment.out:"
-msgid "An address is required for warehouse \"%(warehouse)s\"."
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,company:"
-msgid "Company"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,create_date:"
-msgid "Create Date"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,create_uid:"
-msgid "Create User"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,depot:"
-msgid "Depot"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,id:"
-msgid "ID"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,password:"
-msgid "Password"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,rec_name:"
-msgid "Record Name"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,server:"
-msgid "Server"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,token:"
-msgid "Token"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,user_id:"
-msgid "User ID"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,write_date:"
-msgid "Write Date"
-msgstr ""
-
-msgctxt "field:carrier.credential.dpd,write_uid:"
-msgid "Write User"
-msgstr ""
-
-#, fuzzy
-msgctxt "model:carrier.credential.dpd,name:"
-msgid "DPD Credential"
-msgstr "DPD Credentials"
-
-msgctxt "model:ir.action,name:act_create_shipping_dpd_wizard"
-msgid "Create DPD Shipping for Packages"
-msgstr "Create DPD Shipping for Packages"
-
-msgctxt "model:ir.action,name:act_dpd_credential_form"
-msgid "DPD Credentials"
-msgstr "DPD Credentials"
-
-msgctxt "model:ir.ui.menu,name:menu_dpd_credential_form"
-msgid "DPD Credentials"
-msgstr "DPD Credentials"
-
-msgctxt "selection:carrier,shipping_service:"
-msgid "DPD"
-msgstr ""
-
-msgctxt "selection:carrier.credential.dpd,server:"
-msgid "Production"
-msgstr ""
-
-msgctxt "selection:carrier.credential.dpd,server:"
-msgid "Testing"
-msgstr ""
-
-msgctxt "view:carrier.credential.dpd:"
-msgid "Credential Informations"
-msgstr ""