A flyer found in an early copy of Utawarerumono: The Two Hakuoro reveals that Dungeon Travelers 2-2: The Maiden Who Has Descended Into Darkness And the Book of Beginnings will release in Japan in Spring 2017 for PlayStation Vita. [Thanks, @Toby_dak, via Game Jouhou.]
Utawarerumono: The Two Hakuoro releases in Japan for PlayStation 4, PlayStation 3, and PlayStation Vita on September 21, 2016.