diff --git a/GREETINGS.md b/GREETINGS.md
index 5678655..f75d4c1 100644
--- a/GREETINGS.md
+++ b/GREETINGS.md
@@ -14,3 +14,4 @@ Authors / Greetings
  * [Sorin Ionescu](https://github.com/sorin-ionescu)
  * [Clayton Parker](https://github.com/claytron)
  * [Arlen Cuss](https://github.com/celtic)
+ * [Nakamura Yoshitaka](https://github.com/nakamuray)