Dominion 6.4 in Osaka-jō Hall was a professional wrestling event promoted by New Japan Pro-Wrestling (NJPW) that took place on June 4, 2023, in Osaka, Japan, headlined by SANADA (c) vs. Yota Tsuji for the IWGP World Heavyweight Championship.
Seiya Sanada
Yota Tsuji
Kazuchika Okada
Tomohiro Ishii
Hiroshi Tanahashi
Claudio Castagnoli
Jonathan Good
Shota Umino
Hiromu Takahashi
Hirai Kawato
David Stephen Finlay III
Riley Vigier
Hirooki Goto
Nobuo Yoshihashi
Aaron Henry
Tomoyuki Oka
Takaaki Watanabe
Yujiro Takahashi
Luke James Uggles Eatwell
Jeffrey Cobb
Kosei Fujita
Kevin Knight
Yujiro Kushida
Francesco Akira Begnini
Theodore James Perkins
Tetsuya Shimizu
Shin Takagi
Tetsuya Naito
Palacio Negro
Tatsuya Hayama
Maki Taichiro
Takao Yoshida
Yoshinobu Kanemaru
Lance Hoyt
William Ospreay
Kevin Foote
Adam Kostovski
Chris Charlton