Tan'an Egawa

...A hereditary magistrate of the Edo Shogunate with a residence in Nirayama, Izu Province. For generations they were called Tarozaemon. They are said to have originated from Uno Yorichika, the grandson of Minamoto no Tsunemoto of the Seiwa Genji clan, who lived in Uno, Okunogo, Yamato Province. During the time of the 9th head, Chikanobu, they moved to Egawa, Yatsumakigo, Izu Province, and his son Harunaga was a distinguished member of the Minamoto no Yoritomo uprising. The 16th head, Hidechika, converted to Nichiren, and the 21st head, Hidenobu, changed his surname to Egawa. The 28th head, Hidenaga, was under the command of the Odawara Hojo clan, but had connections with Tokugawa Ieyasu, and was distinguished in the surrender of Nirayama Castle in 1590 (Tensho 18). When Ieyasu entered the Kanto region, he was appointed as a local magistrate with a fief of 4,809 koku in 1596 (Keicho 1), and was given one-tenth of his property. ...

*Some of the terminology that refers to "Egawa Tanan" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…伊豆国韮山に屋敷をもつ江戸幕府の世襲代官。代々太郎左衛門を名のった。出自は，大和国奥之郷宇野に住した清和源氏源経基の孫，宇野頼親といわれる。9代親信のとき，伊豆国八牧郷江川に移住，その子治長は源頼朝挙兵に功あり，16代英親は日蓮に帰依，21代英信は姓を江川と改めたとされる。28代英長は，小田原北条氏の麾下（きか）にありながら，徳川家康に通じ，1590年(天正18)韮山開城に功あり，家康関東入部にともない，96年(慶長1)4809石の土豪代官に取り立てられ，物成十分一を与えられた。…

※「江川坦庵」について言及している用語解説の一部を掲載しています。

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