Agreed, i don't quite fully buy it either (see my quote from The Book of Five Rings in another comment). The way i understood this is that it is simply Tai Tai

Agreed, i don't quite fully buy it either (see my quote from The Book of Five Rings in another comment). The way i understood this is that it is simply Tai Tai No Sen from the above book. You sense your opponent's movement and immediately start your reaction but move very fast to forestall him. It is very difficult to do and not always possible.