Tetsuya Nomura just announced the upcoming DLC contents at the KH Orchestra.

The temporary title is “Kingdom Hearts III ReMIND”

Paid
-Additional Scenario “ReMIND”
-Limit Episode + Boss
-Secret Episode + Boss
-English VA Option

Free
-New Keyblade + New Form

— Yanilyn ヤニリン 🗝 (@YanilynGaming) April 27, 2019