Did a google search...
This is what Harada says, " Each one of you must clean yourself thoroughly and then bring the matter of the ego-self to a conclusion. If Joshu's words are not understood in this way, a great mistake will arise."
You haven't encontered a real Zen Master but are rather interested in a Buddhist cult out of Japan. Zen Masters don't believe that religious practices imply anything real whatsoever. Here is a text by one of them...it's a different beast entirely.