Kenji Shimizu is one of the last direct students of the Morihei Ueshiba. After the death of the founder made his own own schoold of the aikido named Tendoryu. He was holding a 7th dan in aikido at that time.
Miyamoto Musashi (1584 – June 13, 1645), also known as Shinmen Takezo, was an expert Japanese swordsman and ronin. Musashi, as he was often simply known, became reknowned through stories of his excellent and unique double-bladed swordsmanship and undefeated record in his 60 duels. He was the founder of the Hyoho Niten Ichi-ryu style of swordsmanship and in his final years authored The Book of Five Rings, a book on strategy, tactics, and philosophy that is still studied today.