Square Enix is reportedly preparing to start work on Dragon Quest XII, or at least “series developments that will connect to XII,” though a formal announcement of the game appears to still be a ways off.
Reported and translated by Gematsu (and corroborated by Japanese site Mantan-Web), series producer Yuu Miyake made note of the future game during a Dragon Quest livestream, saying “By the way, about Dragon Quest XII, which I’m sure is on everyone’s mind—
Source: IGN.com Square Enix Is Preparing to Start Work on Dragon Quest XII