Atelier Firis: The Alchemist and the Mysterious Journey DX is a role-playing game developed by KOEI TECMO America for PlayStation 4. The game is a part of the Mysterious series. The game takes the players on a magical journey with Firis, an alchemist who dreams of traveling freely in the outside world. Along with Sophie and Plachta, Firis learns alchemy and sets out to explore the world, complete tasks, and search for licensed alchemists to collect recommendation letters.

The game boasts of several features like four new vehicles/exploration tools, a quest to defeat seven new monsters, and a powered-up version of Palmyra. The game also offers a fast-forward feature for fast-paced battles, previously released DLC, and a photo mode to capture beautiful images. The English version of the game includes English voice (Note that some events do not include English voice). The game is available as a part of the discounted Atelier Mysterious Trilogy Deluxe Pack, which includes all three Mysterious series DX titles, or can be purchased separately.