During the Bunroku-Keicho War in 1592, he was in charge of bookkeeping at Nagoya-jo Castle in Hizen Province (the present Saga and a part of Nagasaki Prefecture) with Masatsugu ISHIDA, who was the father of Mitsunari ISHIDA.
1592年の文禄・慶長の役に際しては、肥前国名護屋城において、石田三成の父である石田正継とともに記帳などにあたった。