The oldest son Masahiro MAKINO sided with employees and led the negotiations with Makino family (his mother and representative director of the company, Chiyoko MAKINO, and his younger brother Mitsuo MAKINO) as the leader of strikers.
長男のマキノ正博は従業員側につき、争議委員長としてマキノ本家（同社代表取締役の母・牧野知世子、弟・マキノ満男）との交渉の先頭に立った。