Sounds as though you're making some changes. Go for it!
I think you'll find that places like Gaku Homma's dojo/restaurant, etc. are usually the result of one or more backers who help a strong and charismatic teacher put the place together. I believe that he had two such gentlemen from what I've heard.
Private dojo in Japan are usually small and hidden away on the teacher's property or business property. The large ones with full-time teachers are supported by patrons or corporate leaders or by the community. Many teachers use the local community taikukan dojo to hold classes.