Minamoto no Yoritomo was  a samurai and the founder and the first shogun of the Kamakura shogunate, ruling from 1192 until 1199, also the first ruling shogun in the history of Japan.

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​https://kamakuraguide.com/en/history-person/ 
https://www.britannica.com/biography/Minamoto-Yoritomo
https://en.wikipedia.org/wiki/Minamoto_no_Yoritomo