What modern Japanese martial art was developed by Morihei Ueshiba, often referred to as"the founder" "Kaiso" or "Ōsensei"?
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. He is often referred to as "the founder" "Kaiso" (開祖 ) or "Ōsensei" (大先生/翁先生 ) , "Great Teacher".
Ikkaku-ryū juttejutsu Ikkaku-ryū juttejutsu (一角流十手術) is a school of juttejutsu (or jittejutsu) that, as the equivalent to its sister variant Chūwa-ryū tankenjutsu (中和流短剣術), is taught alongside traditional school ("koryu") of Japanese martial arts, Shintō Musō-ryū. It is composed of 24 forms ("kata") divided into two series. It was created by the third Shintō Musō-ryū (SMR) Headmaster, Matsuzaki Kinu'emon Tsunekatsu in the late 17th century.