diff --git a/template/ja_JP/ExtensionList.json b/template/ja_JP/ExtensionList.json
index e4d2735..f73041a 100644
--- a/template/ja_JP/ExtensionList.json
+++ b/template/ja_JP/ExtensionList.json
@@ -1,5 +1,5 @@
 {
-  "Negative Prompt Weight": "Negative Prompt Weight",
+  "Negative Prompt Weight": "ネガティブプロンプトの重み",
   "Allows users to set a global weight for the negative prompt.": "Allows users to set a global weight for the negative prompt.",
   "Prompt Translator": "Prompt Translator",
   "Allows users to generate images based on prompts written in 50 different languages. It translates the prompts to english from a selected source language before generating the image.": "50 種類の言語で書かれたプロンプトをもとに、画像を生成できます。 画像を生成する前に、選択した元の言語から英語にプロンプトを翻訳します。",