From Press Release:
May 30, 2018 Barcelona, Spain – Aragami: Shadow Edition and the story expansion Aragami: Nightfall will launch on June 5th, 2018 for PC, PlayStation 4 and debuting on Xbox One.
Aragami: Shadow Edition (full trailer here) includes the original base game, the upcoming expansion Aragami: Nightfall (full trailer here) and all currently released DLC. The game and expansion also supports full 2 player online co-op in cross-platform multiplayer between consoles and PC.
Aragami: Shadow Edition and Aragami: Nightfall will launch simultaneously on Tuesday, June 5th, 2018 as digital-only downloads.