When the Mongol invasion of Japan occurred, he went to the front as the Ikokukeigobanyaku (military service imposed to gokenin [immediate vassals of the shogunate] in the Kyushu area by bakufu in order to provide against the invasion of Yuan dynasty), and fought against Yuan (Dynasty) army, however, he got injured and died at the age of 37 on August 16, 1275.
元寇がおきると異国警固番役のために出陣し、元(王朝)軍と戦ったが、傷を負い、建治元年（1275年）8月16日に37歳で死去。