diff --git a/scriptengines/javascript/data/plasma-javascriptaddon.desktop b/scriptengines/javascript/data/plasma-javascriptaddon.desktop
index 56fc69670..fee04c798 100644
--- a/scriptengines/javascript/data/plasma-javascriptaddon.desktop
+++ b/scriptengines/javascript/data/plasma-javascriptaddon.desktop
@@ -5,6 +5,7 @@ Name[es]=Complemento de JavaScript para Plasma
 Name[eu]=Plasma JavaScript gehigarria
 Name[hr]=Dodatak JavaScripta Plasmi
 Name[ia]=Plasma JavaScript Addon
+Name[ja]=Plasma JavaScript アドオン
 Name[ko]=Plasma 자바스크립트 추가 기능
 Name[nb]=Plasma JavaScript-tillegg
 Name[nds]=JavaScript-Verwiedern för Plasma
diff --git a/scriptengines/javascript/data/plasma-packagestructure-javascript-addon.desktop b/scriptengines/javascript/data/plasma-packagestructure-javascript-addon.desktop
index 0f1156591..bb914eda2 100644
--- a/scriptengines/javascript/data/plasma-packagestructure-javascript-addon.desktop
+++ b/scriptengines/javascript/data/plasma-packagestructure-javascript-addon.desktop
@@ -6,6 +6,7 @@ Name[eu]=Javascript gehigarria
 Name[hr]=Dodadak za Javascript
 Name[ia]=JavaScript Addon
 Name[is]=JavaScript viðbót
+Name[ja]=JavaScript アドオン
 Name[ko]=자바스크립트 추가 기능
 Name[nb]=JavaScript-tillegg
 Name[nds]=JavaScript-Verwiedern
@@ -24,6 +25,7 @@ Comment[es]=Añadidos para complementos de JavaScript para Plasma
 Comment[eu]=Javascript Plasma pluginentzako gehigarriak
 Comment[hr]=Dodaci za priključke za Javascript Plasma
 Comment[ia]=Addons pro plugins de Plasma de javascript
+Comment[ja]=JavaScript Plasma プラグイン用のアドオン
 Comment[ko]=자바스크립트 Plasma 플러그인을 위한 추가 기능
 Comment[nb]=Tillegg for JavaSript Plasma-programtillegg
 Comment[nds]=Verwiedern för Plasma sien JavaScript-Modulen