Nomura said himself that Kingdom Hearts is his life's work and that Sora is his son. He stated that Sora is extremely special to him and that he is very good boy.
Thats how important it is to him.
@cruy@BrandonButch Oh 100%, I’ve been on beta for years, pretty much since jail breaking became obsolete. So I yeah I expect things to be not stable, but what I’m saying is it’s not as stable as others are claiming on my phone