In 1193, he received a grant of territory in Shimotsuke Province from MINAMOTO no Yoritomo, and when a hunting session was held in Nasu, he served as the attendant in charge of entertaining the participants, which elevated the Nasu clan's status as a gokenin (an immediate vassal of the shogunate) of the Kamakura bakufu (Japanese feudal government headed by a shogun).
建久4年（1193年）、源頼朝から下野国内に領地を拝領し、さらに那須において巻狩を催した際、接待役を務め、鎌倉幕府の御家人としての那須氏の地位向上に努めた。