The was a feudal domain in Tosa Province of Japan (present-day Kochi Prefecture) during the Edo period. Its official name is . Some from the domain played important roles in events in the late Tokugawa shogunate. Among them are John Manjiro, Sakamoto Ryoma, Yui Mitsue, Goto Shojiro, Itagaki Taisuke, Nakae Chomin.