Patch notes for the Version 1.21 update coming Feb 19 (PT) have been posted to the official site! In addition to the NieR:Automata tie-in DLC character, 2B, new features, adjustments, and bug fixes are on the way!
Version 1.21 Patch Notes:
https://rising.granbluefantasy.jp/en/news/detail/?id=82mc1nv3fm