Overview:Wrestle Kingdom 8 in Tokyo Dome was a professional wrestling pay-per-view (PPV) event produced by the New Japan Pro-Wrestling (NJPW) promotion, which took place at the Tokyo Dome in Tokyo, Japan on January 4, 2014. It was the 23rd January 4 Tokyo Dome Show and the eighth held under the "Wrestle Kingdom" name. Like the previous year, the event aired worldwide on internet pay-per-view (iPPV). The event featured ten matches, six of which were contested for championships. For the first time in twenty years, the National Wrestling Alliance (NWA) World Heavyweight Championship was defended during the event with NWA representative Rob Conway defending against Satoshi Kojima. The event was headlined by a double main event; Shinsuke Nakamura defending the IWGP Intercontinental Championship against Hiroshi Tanahashi and Kazuchika Okada defending the IWGP Heavyweight Championship against Tetsuya Naito.