What modern Japanese martial art was developed by Morihei Ueshiba, often referred to as"the founder" "Kaiso" or "Ōsensei"?
Aikido Aikido (Japanese: 合気道 , Hepburn: aikidō ) ] is a modern Japanese martial art developed by Morihei Ueshiba as a synthesis of his martial studies, philosophy, and religious beliefs. Aikido is often translated as "the way of unifying (with) life energy" or as "the way of harmonious spirit".
Kage-ryū (Aizu) Kage-ryū (陰流 ) is a traditional school ("koryū") of swordsmanship ("kenjutsu") founded by Aizu Hyūga-no-Kami Iko (c.1452–1538) in c.1490. This school is also sometimes called Aizu Kage-ryū after the name of its founder. The founder was also known as Aizu Ikōsai Hisatada, and his surname is sometimes written as "Aisu" instead of "Aizu."