Thanks for the info, AikiTom.
Actually, this Ki breathing sounds very interesting to me. There are a few Aikido web-sites that speak about it.
The one I first saw in connection with it was an interview with Tohei sensei.
Check it out at:
Now, obviously, za-zen is to be done outside of our Aikido training. But I also see it attracts those who are meditators. So, of course I'm drawn it.