The first additional mission pack "Lost Days", which depicts the prequel to "Earth Defense Force 6" EDF5, has been released on PC!

The first additional mission pack "Lost Days", which depicts the prequel to "Earth Defense Force 6" EDF5, has been released on PC!
D3 Publisher has released the first additional mission pack, "Lost Days," for the PC (Steam, Epic Games Store) version of "Earth Defense Force 6" today, August 29th....

The linked article is in Japanese.