Aqua Plus today on April 6, 2017 released the DEMO version of the Dungeon Travelers 2-2 (Dungeon Travelers 2-2 Yamiochi no Otomo to Hajimari no Sho) PS Vita game in the Japan PSN. You can download the DEMO for free and you can try the early chapters of the game and you can level up to leve 12 and earn maximum 9999 golds.

It should be noted that if you have a save data file from the previous game the Dungeon Travelers 2 Ouritsu Toshokan to Mamono no Fuuin you will get an extra gift item package in the final version of the game.
You can find the DEMO in here: https://store.playstation.com/#!/ja-jp/cid=JP0761-PCSG90278_00-DUNGEONTRAVEL22T