Naomichi Marufuji (September 26, 1979) is a Japanese professional wrestler who competes for Pro Wrestling Noah, with occasional appearances in other professional wrestling promotions like Ring of Honor, All Japan Pro Wrestling and New Japan Pro Wrestling, among others. Marufuji is the first of only two Grand Slam Champion in Pro Wrestling Noah history. He is also the only man to win Junior Heavyweight Championships in all three major Japanese promotions. In 2009, he was appointed to the position of Vice President of the promotion.