Bandai Namco release on March 16, 2017 in Japan the next anime collaboration game the Accel World x Sword Art Online one.
The new Accel World Vs. Sword Art Online: Millennium Twilight will be available on PlayStation 4 and PlayStation Vita for 7600 Yen + tax (PS4 Package), 6800 Yen + tax (Vita Package), 6840 Yen + tax (PS4 DL) and 6120 Yen + tax (Vita DL).
The download version price will be the same as the package version after April 12, 2017.

It should be noted that the pre-ordered version of the game comes with several gifts. Bandai Namco at the moment published the gift costumes for the SAO part. As you will see you will get the MOVIE version costumes for Kirito and Asuna from the Sword Art Online Movie: Ordinal Scale. Until more information please stay tuned!