In line with the policy to strengthen its control over the Fujufuse school, bakufu (Japanese feudal government headed by a shogun) ordered in 1665 temples of Nichiren Sect to submit a written oath stating to the effect that they admit shuinchi (land granted to temples and shrines by bakufu) is the offering to temples by Kokushu (lord of domain).
幕府は不受不施派の取締りを強化していたことから、1665年（寛文5年）日蓮宗の寺院に対し、幕府からの朱印地は国主が寺院に対し、供養したものと認める手形の提出を命じた。