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".
Shinkage-ryū Shinkage-ryū (新陰流 ) meaning "new shadow school", is a traditional school ("koryū") of Japanese martial arts, founded by Kamiizumi Ise-no-Kami Nobutsuna (上泉 伊勢守 信綱, 1508–1578) in the mid-sixteenth century. Shinkage-ryū is primarily a school of swordsmanship ("kenjutsu" and "iaijutsu"), and is a synthesis of Nobutsuna's studies in the school of Kage-ryū (Aizu). Shinkage-ryu can also refer to Kashima derived schools such as Kashima Shinden Jikishinkage Ryu and Kashima Shin Ryu.