The releases include all existing DLC for both titles
Kodoani.com – Shiravune announced on Friday that it will be releasing Dungeon Travelers 2: The Royal Library & the Monster Seal ( Dungeon Travelers 2 Ōritsu Toshokan to Mamino no Fūin ) and Dungeon Travelers 2-2: The Fallen Maidens & the Book of Beginnings (Dungeon Game Travelers 2-2: Yami Ochi no Otome to Hajimari no Sho) on PC in English and Chinese worldwide on June 9. The releases will be available on Johren and will includes all existing DLC for both titles.
Dungeon Travelers 2 Ōritsu Toshokan to Mamino no Fūin was released for PlayStation Portable in Japan in March 2013 and ported to PlayStation Vita in September 2014.
Dungeon Travelers 2-2 released in Japan in April 2017.
The game is a sequel to Dungeon Travelers 2: The Royal Library & the Monster Seal, itself a sequel to ToHeart2 Dungeon Travelers, the side-scrolling RPG of the ToHeart2 romantic visual novel from AQUAPLUS. ToHeart2 Dungeon Travelers released in 2011 for PlayStation Portable and in 2015 for PS Vita. The first game inspired an original cartoon (OVA) in 2012.
Theo: Kodoani.com