Dominion 7.5 in Osaka-jo Hall is a professional wrestling pay-per-view (PPV) promoted by New Japan Pro Wrestling (NJPW). The event took place on July 5, 2015, in Osaka, Osaka, at the Osaka-jō Hall. The featured ten matches with all six of NJPW's championships on the line, main evented by an IWGP Heavyweight Championship match between champion A.J. Styles and challenger Kazuchika Okada. This was the seventh event under the Dominion name and the first to take place in July.