was a

daimyō were powerful Japanese magnates, feudal lords who, from the 10th century to the early Meiji era, Meiji period in the middle 19th century, ruled most of Japan from their vast, hereditary land holdings. They were subordinate to the shogun and n ...

in late-

Edo period The or is the period between 1603 and 1867 in the history of Japan, when Japan was under the rule of the Tokugawa shogunate and the country's 300 regional '' daimyo''. Emerging from the chaos of the Sengoku period, the Edo period was characteriz ...

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

, who ruled

Yokosuka Domain was a feudal domain under the Tokugawa shogunate of Edo period Japan, located in Tōtōmi Province. It was centered at Yokosuka Castle in what is now the Matsuo district of the city of Kakegawa in Shizuoka Prefecture.Tōtōmi Province was a province of Japan in the area of Japan that is today western Shizuoka Prefecture. Nussbaum, Louis-Frédéric. (2005). "''Tōtōmi''" in . Tōtōmi bordered on Mikawa, Suruga and Shinano Provinces. Its abbreviated form name was . The or ...

. Tadasaka was the second son of Sakai Tadazane, daimyō of

Himeji Domain was a feudal domain under the Tokugawa shogunate of Edo period Japan, located in Harima Province in what is now the southern portion of modern-day Hyōgo Prefecture. It was centered around Himeji Castle, which is located in what is now the ...

, and was adopted by the heirless 6th daimyō of Yokosuka Domain, Nishio Tadakata, to be his successor. When Tadakata retired from public life in 1843, Tadasaka became daimyō and head of the

Nishio clan was a Japanese samurai kin group. Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d’histoire et de géographie du Japon''; Papinot, (2003)"Nishio," ''Nobiliare du Japon'', p. 42 retrieved 2013-5-5. History The clan claims descent from ...

. Tadasaka entered into the administration of the

Tokugawa shogunate The Tokugawa shogunate (, Japanese 徳川幕府 ''Tokugawa bakufu''), also known as the , was the military government of Japan during the Edo period from 1603 to 1868. Nussbaum, Louis-Frédéric. (2005)"''Tokugawa-jidai''"in ''Japan Encyclopedia ...

in 1846, as a ''

Sōshaban were officials of the Tokugawa shogunate in Edo period Japan. Conventional interpretations have construed this Japanese title as "master of ceremonies" Created in 1632, this ''bakufu'' title identified an official selected from the ranks of the ...

'' (Master of Ceremonies). With regards to the administration of his own domain, he helped place its finances on a more stable footing by encouraging the cultivation of

green tea Green tea is a type of tea that is made from '' Camellia sinensis'' leaves and buds that have not undergone the same withering and oxidation process which is used to make oolong teas and black teas. Green tea originated in China, and since the ...

and the increased production of lumber. Tadasaka, like several of his predecessors, was skilled in the arts. he had the

pseudonym A pseudonym (; ) or alias () is a fictitious name that a person or group assumes for a particular purpose, which differs from their original or true name (orthonym). This also differs from a new name that entirely or legally replaces an individua ...

. Tadasaka died on August 26, 1861, at the Nishio clan residence in Soto-Sakurada,

Edo Edo ( ja, , , "bay-entrance" or "estuary"), also romanized as Jedo, Yedo or Yeddo, is the former name of Tokyo. Edo, formerly a ''jōkamachi'' (castle town) centered on Edo Castle located in Musashi Province, became the ''de facto'' capital of ...

, at age 40. His grave is located at the Nishio clan temple of Ryumin-ji in what is now part of the city of

Kakegawa, Shizuoka is a city in western Shizuoka Prefecture, Japan. , the city had an estimated population of 117,925 in 45,519 households. The total area of the city is . Geography Kakegawa is in the coastal plains of southwest Shizuoka Prefecture. It is border ...

. He was succeeded by his son Tadaatsu.

Notes

References

Nishio family genealogy
* Japanese Wiki article on Tadasaka Nishio clan 1821 births 1861 deaths Fudai daimyo Nobility from Tokyo {{Daimyo-stub