was a Japanese daimyo

Daimyo

is a generic term referring to the powerful territorial lords in pre-modern Japan who ruled most of the country from their vast, hereditary land holdings...

 of the late Edo period

Edo period

The , or , is a division of Japanese history which was ruled by the shoguns of the Tokugawa family, running from 1603 to 1868. The political entity of this period was the Tokugawa shogunate....

 who ruled the Tsuyama Domain

Tsuyama Domain

The was a feudal domain in Mimasaka Province of Japan during the Edo period.- History :In 1600, the territory that became the Tsuyama domain formed part of the territory ruled from Okayama by Kobayakawa Hideaki...

 of Mimasaka Province

Mimasaka Province

or was a province of Japan in the part of Honshū that is today northeastern Okayama Prefecture. Mimasaka bordered Bitchū, Bizen, Harima, Hōki, and Inaba Provinces....

. Naritaka was the fourth son of Matsudaira Yasuchika, the fifth generation lord of Tsuyama; however, his brother Yasuharu succeeded to family headship first. After Yasuharu's death, Naritaka became lord of Tsuyama; however, he was discontented with the aloof treatment which Tsuyama received from the Tokugawa house, despite its status as a shinpan

Shinpan (daimyo)

The daimyo were certain relatives of the Tokugawa shoguns of Japan. While all shinpan were relatives of the shogun, not all relatives of the shogun were shinpan; an example of this is the Matsudaira clan of the Okutono Domain. The shinpan lords were also known as kamon daimyō  — non-daimyo...

(親藩; Tokugawa-branch) domain. The domain had also been reduced from its onetime income of 100,000 koku

Koku

The is a Japanese unit of volume, equal to ten cubic shaku. In this definition, 3.5937 koku equal one cubic metre, i.e. 1 koku is approximately 278.3 litres. The koku was originally defined as a quantity of rice, historically defined as enough rice to feed one person for one year...

. Consequently, though he had many children of his own, he adopted the shogun Ienari

Tokugawa Ienari

Tokugawa Ienari; 徳川 家斉 was the eleventh and longest serving shogun of the Tokugawa shogunate of Japan who held office from 1787 to 1837.-First wife:...

's son Ginnosuke, in order to improve the relations between Tsuyama and the main Tokugawa family. Upon Ginnosuke's adoption in 1817, 5,000 koku was added to the Tsuyama income, returning it to its previous 100,000 koku. Naritaka resigned in the winter of 1831, and Ginnosuke, as Matsudaira Naritami

Matsudaira Naritami

was a Japanese daimyo of the late Edo period who ruled the Tsuyama Domain of Mimasaka Province.Born Tokugawa Ginnosuke, the 16th son of the shogun Tokugawa Ienari, Naritami was adopted by Matsudaira Naritaka of Tsuyama. Naritami succeeded him in late 1831, continuing as daimyo of Tsuyama until 1855...

, succeeded him. Matsudaira Sadayasu

Matsudaira Sadayasu

was a Japanese daimyo of the late Edo period, who ruled the Matsue Domain.-Early life:Matsudaira Sadayasu was born in 1835, the seventh son of Matsudaira Naritaka of the Tsuyama Domain. In 1853, he was adopted by Matsudaira Naritoki, the 9th lord of Matsue...

, his son by birth, became lord of the Matsue Domain

Matsue Domain

The ' was a Japanese domain of the Edo period. It was headquartered in what is now Matsue, Shimane.-List of lords:*Horio clan, 1600-1633 #Horio Yoshiharu#Horio Tadauji#Horio Tadaharu*Kyōgoku clan, 1634-1637...

.

Naritaka died in 1838, while in retirement.