noun (common) (futsuumeishi) eldest child;oldest child;first-born child

noun (common) (futsuumeishi) child who carries on the family name

noun (common) (futsuumeishi) archaic pre-ritsuryō official established in key provinces, responsible for administration of his home and surrounding provinces

noun (common) (futsuumeishi) archaic head of a warrior clan (Kamakura period)