Ogasawara Nagakiyo
Ogasawara Nagakiyo was a Japanese warrior of the Heian period. He is best known as the founder of Ogasawara clan. The history of kyūdō begins with this martial arts master.Nagakiyo was born within the prefecture of Yamanashi. He was the grandson of Takeda Kiyomitsu, and the great-grandson of Minamoto no Yoshikiyo.He became a martial arts tutor of Minamoto no Yoritomo.
During the Kamakura period, Nagakiyo's skills and training methods were passed on to his son, Ogasawara Nagatsune. His archery school was known as Ogasawara-ryū.