Re: Jo Training
The jo is the same as taijutsu. You need to spend afew years learning the jo saburi to understand the riai. for example tski gedan gaieshi is the exact same body movment sa irimi nage.
You are learning to move your whole nody with a jo, with ken you learn hanmi and koyu. these are some of the very basic ideas behind. remember Aikido without ken / jo is only taijutsu aikido has three main principles