He died the following year, and his adopted son, Mizuno Tadamitsu, also served as a wakadoshiyori in the shōgun's court in Edo.
Tadamitsu's son Mizuno Tadayori fought on the shogunal side in the Boshin War of the Meiji Restoration, attacking his pro-imperial neighbors.
As a result, he was forced to give up most of his holdings scattered around Awa and Kazusa provinces in exchange for new lands in 1869.
However, he was pardoned by the new Meiji government the following year, becoming domainal governor until the abolition of the han system in 1871.
[1] As with most domains in the han system, Tsurumaki Domain consisted of several discontinuous territories calculated to provide the assigned kokudaka, based on periodic cadastral surveys and projected agricultural yields.