Question: Iwama dojo was built by what martial artist who is often referred to as the founder, Kaiso, or Great Teacher?
Sentence (from "Morihei Ueshiba"): Morihei Ueshiba (植芝 盛平 , Ueshiba Morihei , December 14, 1883 – April 26, 1969) was a martial artist and founder of the Japanese martial art of Aikido.
Relevant evidence: Yes