While the Switch versions of these games were bundled as a single release called Norn9: LOFN in Japan, the western versions will be individual releases.
Here is an overview of the games, via Aksys Games:
Fan favorite Norn9: Var Commons is coming to Nintendo Switch, followed by fan disc Last Era, localized for the first time in the west! In Norn9: Var Commons, child prodigy Sorata finds himself swept back in time to a mysterious ship with three young women and eight other men on an adventure to uncover the secrets that lie in Norn! Norn9: Last Era continues the team’s adventures in three exciting parts.
Watch a set of announcement trailers below.