甲斐国
His first action was at the Siege of Odawara, in 1590. In 1593, together with his father, he was granted Fuchu, in Kai Province. Though the Asano family was to be sent to Noto Province as a result of their implication in the alleged treason of Toyotomi Hidetsugu, the good offices of Maeda Toshiie kept them in Kai Province.