Besides which, if you master this, you really break balance on contact. Which means almost ANY waza is now possible. If the balance break is severe enough, the waza becomes almost besides the point.
This has been precisely my experience (on the receiving end of course!
Hey Dan! I'll talk to you soon!
There are quite a few Shioda videos out there...any chance that you (or perhaps Ron) might be able to pin down the one that you are thinking of?