1957–2003) XIX. Toyokoto, 19th family head (b. 1940; 19th family head 2003– ) Toyohiro (b. 1978) Toyonao (b. 1979) Toyoakira (1802–1859) XV. Toyoshige, 15th Lord of Tosa (1827–1872; r. 1849–1859) Kazutada (1600–1663) Kazutoshi (1649–1675) V.Toyofusa, 5th daimyō of Tosa (1672–1706; r. 1700–1706) VI. Toyotaka, 6th daimyō of Tosa (1673–1720; r. 1706–1720) VII. Toyotsune, 7th daimyō of Tosa (1711–1725; r. 1720–1725). See also Yamauchi Chiyo Tosa Yamauchi Family Treasury and Archives List of Han Abolition of the han system Notes References Domains of Japan History of Kōchi Prefecture Tosa Province Shikoku region 1601 establishments in Japan States and territories established in 1601 1871 disestablishments in Japan States and territories disestablished in 1871