(born May 29, 1964 in Tokyo) is a Japanese master of Shotokan karate. He is a full-time instructor of the Japan Karate Association. He holds a 7th dan from JKA. He has also starred in films such as Kuro Obi, High Kick Girl! and Karate Girl.
Naka started karate in his first year of junior high school. He attended Takushoku University.