Naruki Doi (born October 4, 1980) is a Japanese professional wrestler currently working as a freelancer. He is best known for his tenure with Japanese promotion Dragongate, where he is a former two-time Open the Dream Gate Champion among many other accolades, as well as DDT Pro-Wrestling and All Japan Pro-Wrestling (AJPW). He has also appeared for American promotions Ring of Honor (ROH) and Total Nonstop Action Wrestling (TNA); in the former promotion, he became a one-time ROH World Tag Team Champion with Shingo Takagi.