Ingeshu - Ingeshu

...refers to monks of noble origin (later including imperial family) and the temples where they reside. The title of monzeki is said to have originated when Emperor Uda became a monk and entered Ninna-ji Temple in 899 (Shotai 2). At that time, the aristocrats who followed the retired emperor into the priesthood and resided in sub-temples within the temple were called inkashu, a sign that they were not monks of commoner origin, i.e. ordinary monks. After that, monzeki temples in Nara, Kyoto, Mount Hiei, Mount Koya, and other places had inke (inke) that supported the Buddhist and secular affairs of the monzeki temples, and the inke were made up of learned monks....

*Some of the terminology used to refer to "Inkashu" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…貴族(のちには皇族も含む)出身の僧侶およびその止住する寺をいう。899年(昌泰2)に宇多上皇が出家して仁和寺に入ってから門跡（もんぜき）の号が起こったというが，このとき上皇に従って出家した貴族で，寺内の子院に止住した人たちを院家衆と称し，平民出身の僧，すなわち凡僧でないしるしとした。以後，奈良，京都，比叡山，高野山などの門跡寺院には，門跡寺院の仏事や世俗のことを援助する院家があり，院家は学侶によって構成された。…

※「院家衆」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。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報