As a defense network, the clan set up its retainers in forty-eight subsidiary castles and outposts in the area.

She had four children, the eldest of which (Date Tadamune) was Masamune’s successor to Sendai Domain.

[1] The restored Tamura clan was given 10,000 koku in Iwagasaki, Kurihara in what is now Miyagi Prefecture.

[1] When the young Date Tsunamura became daimyō of Sendai in 1660, Muneyoshi gained an additional 20,000 koku from territories in what is now Ichinoseki, Iwate.

[4] In the Meiji era, the former daimyō of Ichinoseki, Tamura Takaaki, was created viscount in the new kazoku peerage system.