The opening night of New Japan Cup 2021 took place on March 5, 2021, at Korakuen Hall in Tokyo, Japan, marking the start of New Japan Pro-Wrestling (NJPW)’s annual heavyweight single-elimination tournament and featured two first-round matches.
Maki Taichiro
Hirooki Goto
Toru Yano
Fale Simitaitoko
Hirai Kawato
Hiroyoshi Yamamoto
Satoshi Kojima
Tomoyuki Oka
Jeffrey Cobb
William Ospreay
David Stephen Finlay III
Hiroshi Tanahashi
Yoshihiro Yamazaki
Nobuo Yoshihashi
Steven Owens
Takaaki Watanabe
Taiji Ishimori
Yujiro Takahashi
Gabriel McMenamin
Tomoaki Honma
Yuya Uemura
Tatsuya Hayama
Minoru Suzuki
Luke James Uggles Eatwell