| Because kanrei Masamoto HOSOKAWA did not have biological child, Sumiyuki was adopted into Hosokawa Keicho family in September 1502 as the successor of family headship and he was given a post of Tanba shugoshiki (military governor of Tanba Province). |
管領の細川政元には実子が無かったため、文亀2年（1502年）9月、澄之は細川氏京兆家の家督継承者として政元の養子になり、政元から丹波国守護職を与えられた。 |