diff --git a/lang/ja/README b/lang/ja/README
index 5a08046eff1..d5e0672f137 100644
--- a/lang/ja/README
+++ b/lang/ja/README
@@ -53,6 +53,8 @@ Takahiro Kagoya ( https://manabi.jin-ai.ac.jp/moodle/ )
 Takahito Kashiwagi ( http://www.supertak.com/ )
  Localization
 
+Naoko Ueda ( http://knowledgestudio.biz/ )
+ Translation brushup
 
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 Any suggestion for Japanese language packs, please do not hesitate