Return to the secular world - family

...the act of a monk returning to secular life. A distinction is made between "kansekai" (returning to secular life) and "going to secular life" (returning to secular life) when a monk who has committed a crime returns to secular life. Under the Ritsuryo system, monks and nuns were regulated by the "Monk and Nuns Law," and one of the punishments for violators was "returning to secular life."

*Some of the terminology explanations that mention "return to the customs" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…出家者が再び俗家にかえること。罪を犯した出家者が俗にかえるのを還俗，みずから俗生活にかえる場合は帰俗と区別することもある。律令制下での僧尼は〈僧尼令〉により規制され，その違犯者の刑罰の一つに還俗がある。…

※「帰俗」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