As of now, the plan is to have the Chris Jericho vs. Tetsuya Naito match take place at the upcoming NJPW USA: Strong Style Evolved show. The event is set for March 25th in Long Beach, California at the Walter Pyramid.
Speaking of New Japan Pro Wrestling, IWGP Junior Heavyweight Champion Will Ospreay will be facing WWE U.K. Champion Pete Dunne at the IPW live event on January 17th:
Have no idea if this has ever happened.
But for my knowledge, this will be the the first time a WWE champion & a IWGP Champion will be in the same ring at the same time. pic.twitter.com/A6KVSaLySg— ウィル・オスプレイ (@WillOspreay) January 8, 2018