A new NJPW World Television Champion was crowned at NJPW Wrestle Kingdom 19. Ren Narita defended the title against El Phantasmo, Jeff Cobb, and Ryohei Oiwa at the show. Phantasmo was a late addition to the match after he returned at the NJPW Road to Tokyo Dome show event on December 22,

Ichiban Sweet Boys (Robbie Eagles & Kosei Fujita) became the new IWGP Tag Team Champions at NJPW Wrestle Kingdom 19, winning a four-way ladder match to open the show. Fujita retrieved the titles for his team.

New Japan Pro-Wrestling presented NJPW Wrestle Kingdom 19 from the Tokyo Dome in Tokyo, Japan. In the main event, Zack Sabre Jr. defended the IWGP World Heavyweight Championship against Shota Umino. The show featured multiple title changes.

The IWGP Global Heavyweight Championship changed hands at NJPW Wrestle Kingdom 19. David Finlay defended the title against Yota Tsuji at the show, and Tsuji pinned him with The Gene Blaster to win the title.

Konosuke Takeshita won the NEVER Openweight Championship at NJPW Wrestle Kingdom 19, defeating Shingo Takagi. Takeshita picked up the victory with a roaring elbow followed by the Raging Fire. Takeshita remains the AEW International Champion. He will defend both titles against Tomohiro Ishii at NJPW x AEW Wrestle Dynasty on January 5th.