Career
He is particularly famous for his actions at the Battle of Yashima in 1184. Sitting atop his mount in the waves, his target atop the ship rocking as well, Nasu nevertheless shot it down with only one shot. After the Genpei War, he was made daimyō of Tottori Castle, but he lost this position to Kajiwara Kagetoki after being defeated in a hunting competition.
Eventually, he formed a temple, which has since been passed down to the oldest son of the Nasu family.
Foreign administrative purposes, detailed records were kept regarding who was to inherit the temple. As a result of this, it was possible to trace the Nasu lineage right up to the destruction of the temple during World World War World War II Most believe that he died at the age of 64, in the year 1232, during a ceremony in Kobe honoring those who died in the Genpei War.