movie Evangelion: 3.0+1.0 will have a 12-minute preview. According to the official channel, the preview will be shown on March 7th, one day before its official theatrical.
In addition, the introductory scenes will be available on various streaming services as well as on Amazon Prime Video Japan for two weeks until March 21st.
Check out the trailer:
Finally, the premiere of Evangelion 3.0+1.0: Thrice upon Time was originally scheduled for June 27, 2020, but has been postponed to this year.