He later established the Sendai Castle and moved in from the Iwadeyama Castle, and retained a social status of kokushu (territorial lord) throughout the Edo Period, while his domain, Sendai Domain, prospered as taihan (a large scale domain) of 620,000 goku.
後に仙台城を築いて岩出山城から移り、江戸時代を通じて国主の家格を維持し、仙台藩62万石の大藩として繁栄した。