The was a feudal domain in Mutsu Province

Mutsu Province

was an old province of Japan in the area of Fukushima, Miyagi, Iwate and Aomori prefecture and the municipalities of Kazuno and Kosaka in Akita Prefecture...

 of Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

 (present-day Mizusawa-ward, Ōshū

Oshu, Iwate

is the second largest city in Iwate Prefecture, Japan with a population of 127,804.The city was founded on February 20, 2006, as the result of a merger between the cities of Esashi and Mizusawa, the towns of Maesawa and Isawa and the village of Koromogawa from Isawa District...

, Iwate

Iwate Prefecture

is the second largest prefecture of Japan after Hokkaido. It is located in the Tōhoku region of Honshū island and contains the island's easternmost point. The capital is Morioka. Iwate has the lowest population density of any prefecture outside Hokkaido...

) during the 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....

. It was a subdomain (支藩) of the Sendai Domain

Sendai Domain

was a Japanese domain of the Edo period. Most of its holdings were contiguous, covering all of modern-day Miyagi Prefecture, small portions of southern Iwate Prefecture, and a portion of northeastern Fukushima Prefecture. The domain's capital, and the ruling family's castle, were located in what...

. Sometimes it was suggested that the domain be called "Naka-Tsuyama han" (中津山藩). The domain as a separate entity was ultimately short-lived, eventually being reabsorbed into Sendai territory.

Early during the rule of the Date clan, the area was under the care of Shiroishi Munezane

Shiroishi Munezane

' was a Japanese samurai of the Sengoku period through Azuchi-Momoyama Period, who served as a retainer of the Date clan. He held the court title of Wakasa no kami. Munezane first served Date Terumune, taking part in Terumune's later campaigns. After serving Masamune for several years, Munezane...

.

Among those originally from this domain are Rangaku

Rangaku

Rangaku is a body of knowledge developed by Japan through its contacts with the Dutch enclave of Dejima, which allowed Japan to keep abreast of Western technology and medicine in the period when the country was closed to foreigners, 1641–1853, because of the Tokugawa shogunate’s policy of national...

 scholar Takano Chōei

Takano Choei

was a prominent scholar of Rangaku of the late Edo period.Chōei was born as Gotō Kyōsai, the third son of Gotō Sōsuke who was a middle ranking samurai in Mizusawa Domain of Mutsu Province which is in present-day Iwate Prefecture...

, politician Gotō Shimpei

Goto Shimpei

Count was a Japanese statesman. He served as the head of civilian affairs of Taiwan under Japanese rule, the first director of the South Manchuria Railway, the seventh mayor of Tokyo, the first Chief Scout of Japan, the first director of NHK, the third principal of Takushoku University, and the...

 and admiral Saitō Makoto

Saito Makoto

Viscount was an admiral in the Imperial Japanese Navy, two-time Governor-General of Korea from 1919 to 1927 and from 1929 to 1931, and the 30th Prime Minister of Japan from May 26, 1932 to July 8, 1934.-Early life:...

.