Kinmochi SAIONJI was born as the second son of the Tokudaiji Family, which is one of the Seigake Families, but at the age of 4 he was adopted by the Saionji Family, which also belonged to the Seigake Family, and he took over as the head of the family.
西園寺公望は清華家の一つ徳大寺家の次男として誕生し、4歳の時に、同族で清華家の西園寺家へ養子に入り家督を相続した。