Masakazu's grandfather, Masayasu ASUKAI, had the title of Shoshiinoge (Senior Fourth Rank, Lower Grade) Sakone no shosho (Minor Captain of the Left Division of Inner Palace Guards) Gon Chunagon (Provisional Middle Counselor).
雅量の祖父飛鳥井雅康は正四位下左近衛少将権中納言。