Morihei Ueshiba was a famous martial artist and founder of the Japanese martial art of aikido. He is often referred to as, meaning "founder", or "Ōsensei", meaning "Great Teacher", by some "aikidōka". Wikipedia
Nippon Kan is an independent Aikido Dojo located in Denver, Colorado, U.S.A. Founded in 1978 by Gaku Homma Sensei, the last live-in student of Aikido founder Morihei Ueshiba at Aiki Jinja,Iwama dojo, Nippon Kan strives to be a complete cultural experience www.nippon-kan.org/senseis_articles/day-in-the-life.html
The definitive Wikipedia entry for Morihei Ueshiba. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Morihei_Ueshiba