Mihoyo has dropped hints toward the next region of Genshin Impact both in-game and out lately. The development team is currently working on the next region, the Japanese-themed land Inazuma.
In addition, the team is working on polishing the Switch version of the game for players to enjoy soon. The Switch version of Genshin Impact does not have a release date yet but hopefully we get one soon! Lastly, more details are available here.
Stay tuned at Final Weapon for the latest Japanese gaming news!