Naoya Okubo

Naoya Okubo (大久保直弥) (born 27 September 1975) is a former Japanese rugby union player. Okubo played 23 matches for the Japan national rugby union team from 1999 to 2004. His regular playing positions were Flanker and Lock.

Okubo is the coach of Top League team Suntory Sungoliath. In 2015, Okubo became the coach of NTT Communications Shining Arcs.

He was named the first Non-Kiwi coach of the Sunwolves in their last year of Super Rugby in 2020.