Analysis of information sources in references of the Wikipedia article "Michinoku Pro Wrestling" in English language version.
"There was interest in [Sasuke] coming over and doing special events, but Sasuke could not work a full schedule in the United States. And, frankly, we were more interested in TAKA on a full-time basis.
And another historical moment took place on December 13, as this event was a sellout, standing room only. The event had an attendance of 1,890. That is the highest reported attendance at the Korakuen Hall for a pro-wrestling event since April 2015.
Until Great Sasuke allegedly told Japanese reporters that he was going to win the WWE Light Heavyweight Championship and refused to defend it in the USA and threatened to only defend it in Japan. The WWE immediately fired The Great Sasuke and moved on to put their new championship around the waist of the young Taka Michinoku. One would have to speculate that this hurt WWE's new relationship with Michinoku Pro
Until Great Sasuke allegedly told Japanese reporters that he was going to win the WWE Light Heavyweight Championship and refused to defend it in the USA and threatened to only defend it in Japan. The WWE immediately fired The Great Sasuke and moved on to put their new championship around the waist of the young Taka Michinoku. One would have to speculate that this hurt WWE's new relationship with Michinoku Pro