With tri. 4 coming soon we finally have a date to see the first PV for it.It will air on TV in December during a special TV program called “Pop In Q & Digimon Adventure tri. Review Special!!”The 2 scheduled showings of the program are:12/15 at 1:00am JST on BS 1112/18 at 8:30pm JST on Tokyo MXThey will air digest versions of Digimon Adventure tri. part 1, 2, and 3. Parts 1 and 2 both had stand alone digests and a combined digest previously. These appear to be based on the longer 3 minute stand alone versions, but with new music. Part 1 will use Brave Heart tri. version, Part 2 will use Seven tri. version, and Part 3 (which is a new digest entirely) will use Boku ni totte.After those play, they will then show the first PV for Digimon Adventure tri. part 4.The TV program will also feature content from the upcoming film Pop in Q, the Toei 60th anniversary film, which comes out on December 23rd.Thanks to shin for the info and the translation.