With Lost Sphear less than a month away from release in Japan, Square Enix provided a new trailer for the game. The video introduces the game's characters, giving an example of a combat skill for each, as well as showing some other brief snippets of gameplay.

The second title from I Am Setsuna developer Tokyo RPG Factory, Lost Sphear follows a young boy, Kanata, who wakes up from a dark dream to find his remote hometown and other parts of the world disappearing into mist. The game is set to be released in Japan on October 12, 2017, before coming to North America and Europe on January 23, 2018, for PlayStation 4, Nintendo Switch, and PC.