Masatoshi Ibi

…Hita, a tenryo established by inheriting Toyotomi Hideyoshi's Taiko Treasury land, became a daimyo's custody and a fudai domain before coming under the control of a magistrate in 1639 (Kan'ei 16) and a Hita magistrate was established. However, in the latter half of the Kyoho Reforms of the shogunate, the tax increase policy that had been in place since Okada Toshitada became Hita magistrate was approved, and Hita magistrate was promoted to gundai in 1767 (Meiwa 4) by Ibi Masatoshi. After four generations of the Ibi clan, the west country gundai changed drastically between the Hagura, Mikawaguchi, Shioya, Teranishi, Takeo, Ikeda, Yashiro, and Kubota clans, but Hita was once under the control of the Nagasaki magistrate Takagi clan. …

*Some of the terminology explanations that mention "Ibi Masatoshi" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…豊臣秀吉の太閤蔵入地を継承して成立した天領日田は，大名預所，譜代藩領を経て，1639年(寛永16)代官支配地となり，日田代官が設置された。ところが幕府の享保改革の後半，日田代官となった岡田俊惟（としただ）以来の年貢増徴策が認められ，日田代官は揖斐政俊の1767年(明和4)郡代に昇格した。揖斐氏4代のあと，西国筋郡代は羽倉，三河口，塩谷，寺西，竹尾，池田，屋代，窪田氏と激しく交代したが，一時日田は長崎代官高木氏の支配地になったこともある。…

※「揖斐政俊」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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