By Justin Barrasso It was the NJPW star who introduced the term to the wrestling world in 2019. Now it’s the name of Sunday’s inaugural joint AEW-New Japan pay-per-view. Hiroshi Tanahashi will wrestle Jon Moxley for the Interim AEW World Championship on Sunday, a title match that headlines the joint AEW–New Japan Pro-Wrestling pay-per-view. And who better than Tanahashi to main event Forbidden Door, a wrestling term he popularized—unexpectedly—in December 2019. “I will be the star of Forbidden Door,” Tanahashi says through a translator. “I mean, I did think of the name after all.” At the time,…