Yoshii Domain

Yoshii Domain
吉井藩
Domain of Japan
1590–1610
1682–1698
1709–1869
CapitalYoshii jin'ya
  TypeDaimyō
Historical eraEdo period
 Established
1590
 Disestablished
1869
Preceded by
Succeeded by
Kōzuke Province
Iwahana Prefecture
Today part ofGunma Prefecture

Yoshii Domain (吉井藩, Yoshii-han) was a feudal domain under the Tokugawa shogunate of Edo period Japan, located in Kōzuke Province (modern-day Gunma Prefecture), Japan. It was centered on Yoshii jin'ya in what is now part of the city of Takasaki, Gunma. Yoshii was ruled through much of its history by a branch of the Takatsukasa clan, which had adopted the patronym of Matsudaira.