During Feudal times, Jiu-Jitsu was also known as Yawara, Hakuda, Kogusoko, and an assortment of other names. The earliest recorded use of the word...During Feudal times, Jiu-Jitsu was also known as Yawara, Hakuda, Kogusoko, and an assortment of other names. The earliest recorded use of the word “Jiu-Jitsu” happens in 1532 and is coined by Hisamori Tenenuchi when he officially established the first school of Jiu-Jitsu in Japan. Show more