His eldest sister Junko IZUMI (real name is Junko YAMAWAKI, her family name after marriage is unknown, 1969 -) became a person who was much talked about when she appeared in TV spot advertising as "the first-ever female kyogen performer."
長姉の和泉淳子（本名・山脇淳子から結婚後の姓不詳1969-）は「狂言界史上初の女性狂言師」としてCMなどにも出演し、一躍話題の人となる。