The "Sugiyama family lineage" for the third son Kahei Nariyasu SUGIYAMA says that Shigenari served Takatora TODO and died in Ise, but whether or not this statement is true is unknown.
三男の成保系『杉山系図』には藤堂高虎に仕え伊勢で死去したという記述があるが真偽は不明。