The domain then became an imperial fief for six months, after which Tadafusa MATSUDAIRA (the lord of the Shimabara Domain) took over with 45,900 koku on February 28, 1649.
その後、半年ほどは天領となったが、慶安２年（１６４９年）２月２８日に三河国刈谷藩から松平忠房（島原藩主）が４５９００石で入る。