Famous personalities included: Hanbeta TAKECHI, who organized the Tosa goshi, and formed the Tosa kinnoto (loyalist clique of Tosa), and Ryoma SAKAMOTO, who formed Kaientai association, mediated the union of the Satsuma clan and the Choshu clan and made great efforts towards the realization of transfer of power back to the Emperor, as well as Nobuyuki NAKAJIMA, who was the first Speaker of Japan's House of Representatives.
著名な人物には土佐郷士をまとめ土佐勤王党を結成した武市半平太や、海援隊(浪士結社)の結成や薩長連合の斡旋、大政奉還の成立に尽力した坂本龍馬、初代衆議院議長の中島信行がいる。