Incidentally, Kaio RYUKI, the second head priest of Sogen-ji Temple (current Owaki, Toyoake City) who served as the daidoshi (great guide) in the memorial service for the war dead of the Battle of Okehazama such as Yoshimoto IMAGAWA, was Katsutoki NAKAYAMA's uncle or grand uncle.
ちなみに、桶狭間合戦後、今川義元ら戦没者のための引導供養の大導師をつとめた、曹源寺（現豊明市大脇）二世の快翁龍喜和尚は、中山勝時の叔父あるいは大叔父にあたるという。