A+C: Yuusei Kuwana (individual CLA)

R=r
CC=golang-dev
https://golang.org/cl/1871054
diff --git a/AUTHORS b/AUTHORS
index f9b85a5..75b61a4 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -80,3 +80,4 @@
 Wei Guangjing <vcc.163@gmail.com>
 William Josephson <wjosephson@gmail.com>
 Yongjian Xu <i3dmaster@gmail.com>
+Yuusei Kuwana <kuwana@kumama.org>