The thirteenth and final night of the tournament took place on March 21, 2021, at the Xebio Arena Sendai in Sendai, Miyagi, Japan, and featured the final match to crown the New Japan Cup 2021 winner.
Shin Takagi
William Ospreay
Hiroshi Tanahashi
Kazuchika Okada
Kota Ibushi
Fale Simitaitoko
Steven Owens
Jamie White
David Stephen Finlay III
Joseph Robinson
Aaron Henry
Tetsuya Shimizu
Seiya Sanada
Tetsuya Naito
Sho Tanaka
Toru Yano
Nobuo Yoshihashi
Takaaki Watanabe
Kenta Kobayashi
Yujiro Takahashi
Satoshi Kojima
Tomoaki Honma
Tomoyuki Oka
Jeffrey Cobb
Gabriel McMenamin
Yota Tsuji
Yuya Uemura
Tatsuya Hayama
Maki Taichiro
Luke James Uggles Eatwell
Kevin Foote
Chris Charlton
Adam Kostovski