Voir Sadisflix. Dominion 6.4 in Osaka-jo Hall is an upcoming professional wrestling event promoted by New Japan Pro-Wrestling (NJPW). The event will take place on June 4, 2023, in Osaka, Osaka, at the Osaka-jō Hall and will be the fifteenth event under the Dominion name and ninth in a row to take place at the Osaka-jō Hall.