Although he fought against the troops of Kiyomasa KATO under the Konishi troops during the Battle of Sekigahara, Motokiyo switched to serve under Kiyomasa KATO for 6,000 koku when the Konishi clan declined after the battle; he became a monk and called himself as "Gentaku."
関ヶ原の戦いでは小西勢に属して加藤清正の隊と戦うが、戦後、小西家が没落すると6000石を以って加藤清正の家臣へ転じ、剃髪して「元宅」と名乗った。