was a Japanese
samurai
The samurai () were members of the warrior class in Japan. They were originally provincial warriors who came from wealthy landowning families who could afford to train their men to be mounted archers. In the 8th century AD, the imperial court d ...
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 no ...
of the
Edo period
The , also known as the , is the period between 1600 or 1603 and 1868 in the history of Japan, when the country was under the rule of the Tokugawa shogunate and some 300 regional ''daimyo'', or feudal lords. Emerging from the chaos of the Sengok ...
. He was head of a cadet branch of the
Sakai clan
The was a Japanese clan, Japanese samurai clan that claimed descent from the Nitta clan, Nitta branch of the Minamoto clan, who were in turn descendants of Emperor Seiwa. Serata (Nitta) Arichika, a samurai of the 14th century, was the common a ...
.
[ Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d’histoire et de géographie du Japon''; Papinot, (2003)]
"Sakai" at ''Nobiliare du Japon'', p. 51
retrieved 2013-8-8.
Career
In 1601, Tadatoshi was made head of
Tanaka Domain (10,000 ''
koku
The is a Chinese-based Japanese unit of volume. One koku is equivalent to 10 or approximately , or about of rice. It converts, in turn, to 100 shō and 1,000 gō. One ''gō'' is the traditional volume of a single serving of rice (before co ...
'') in
Suruga Province
was an Provinces of Japan, old province in the area that is today the central part of Shizuoka Prefecture. Suruga bordered on Izu Province, Izu, Kai Province, Kai, Sagami Province, Sagami, Shinano Province, Shinano, and Tōtōmi Province, Tōtōm ...
. His holdings were transferred in 1609 to
Kawagoe Domain (30,000
''koku'') in
Musashi Province
was a Provinces of Japan, province of Japan, which today comprises Tokyo, Tokyo Metropolis, most of Saitama Prefecture and part of Kanagawa Prefecture. It was sometimes called . The province encompassed Kawasaki, Kanagawa, Kawasaki and Yokohama. ...
.
References

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{{DEFAULTSORT:Sakai, Tadatoshi
Daimyo
Rōjū
Sakai clan
1562 births
1627 deaths