Okubo Rope - Ookubo Rope

…Together with Ina Tadatsugu and others, he became the center of control over the Kanto region, and from his base at Okado Jin'ya in Hachioji, Musashi Province, he commanded the Hachioji magistrate and the Hachioji 1,000 police officers, and developed various parts of the Kanto region by controlling the Jin'ya, with a territory of 90,000 koku in Yamane. The land survey carried out by Chang'an was called the Iwami Land Survey or Okubo Nawa, and was a representative method of the shogunate, which was on a par with the Ina clan's Bizen Land Survey. After the Battle of Sekigahara in 1600 (Keicho 5), his territory expanded to include Kanto, Shinano, Kai, Mino, Suruga, Yamato, Iwami, Echigo, Sado, and Izu, and according to one theory, he controlled 1.2 million koku. …

*Some of the terminology that refers to "Okubo Rope" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…伊奈忠次らとともに関東領国支配の中心となり，武蔵国八王子の小門（おかど）陣屋を拠点として八王子代官と八王子千人同心を指揮し，山の根9万石を所領に陣屋支配により関東各地を開発する。長安の実施した検地を石見（いわみ）検地，大久保縄と称し，伊奈氏の備前検地と並称された幕府の代表的な仕法となる。1600年(慶長5)関ヶ原の戦後，支配領域が拡大し，関東，信濃，甲斐，美濃，駿河，大和，石見，越後，佐渡，伊豆に及び一説には120万石を支配したという。…

※「大久保縄」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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