Wrestle Kingdom 9
On August 10, 2014, NJPW made two announcements. Firstly, Wrestle Kingdom 9 would be held at the Tokyo Dome on January 4, 2015. Secondly, NJPW revealed a partnership with Jeff Jarrett's Global Force Wrestling, which it approached about bringing the event to a new market. On November 4, GFW announced that it would present the event live on American pay-per-view television and that it had a PPV market of 125 million homes.
Wrestle Kingdom 13
On October 14, 2018 at Global Wars UK, Tomohiro Ishii defeated Minoru Suzuki to win the British Heavyweight Championship. At Power Struggle, Ishii defeated Suzuki to retain the title. On November 9 at Revolution Pro Wrestling's Uprising event, Tomohiro Ishii successfully defended the championship against David Starr. Following the match, Ishii was attacked by Zack Sabre Jr. and Suzuki-gun, with Sabre challenging Ishii for a championship match at Wrestle Kingdom 13.