Kingorō Hashimoto was a soldier in the Imperial Japanese Army and politician. He was famous for having twice tried to stage a coup against the civilian government in the 1930s.

Morihei Ueshiba was a Japanese martial artist and founder of the 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".