In 1736, for the 149th anniversary of death of his ancestor, Yokoin (Toshikatsu HISAMATSU), he performed a Buddhist memorial service at Anraku-ji Temple in Mikawa Province.
享保21年（1736年）、先祖陽光院殿（久松俊勝）の百五十回忌の為、三河国安楽寺で法要を営む。