Release date: 10/13/2022
This wave of DLC contains the following content:
・Challenge Battle mode against difficult enemies
Overcome a variety of challenges by playing the Challenge Battle mode. Collect crystals and exchange them for valuable accessories and new outfits.
・A new hero character and accompanying quests
This wave adds the new hero character, Ino, to the game. Complete her Hero Quest to recruit her to your party and gain access to her class.
・New character outfits
Swimsuits

More details on the official game page of DLC Wave 2 ...