In 1632 when the Hosokawa clan was transferred from Buzen Province and Bungo Province to the Kumamoto Domain of Higo Province by the order of the shogunate, Okinaga was given 30,000 koku of Tamana County and Koshi County.
寛永9年（1632年）細川家が豊前・豊後から肥後国熊本藩に国替になると、興長には玉名・合志郡に3万石が与えられた。