Nomura interview on KH4:

-the room Sora wakes up is going to be sort of his base in the early parts.
-the interior in his room will probably change in the final game
-Shibuya is part of Quadratum.
-Shibuya in Quadtratum is not related to Shibuya in TWEWY. No connections.

— xenosaga (@xenosaga7) April 14, 2022