Knowing that his days were numbered, he gave a lecture to his disciples on the crucial points of Bosatsu-kai and "Kanmuryoju-kyo" on December 27, 1247, conducted Tendai-daishi ko (a Buddhist memorial ceremony for Tendai-daishi (or Chigi)) on December 29, gave a lecture on the core points of "Bosatsu-kai Gisho" (Commentary on the Doctrine of the Bodhisattva Precepts) for Myokan of Senyu-ji Temple on the following day, and passed away at the age of 71 on December 31 at Shirakawa Kengoin Temple while dressed in a Daie (or Kujogesa, a robe worn by Buddhist priests) after chanting "Amida Sutra" and putting the palms of his hands together as he performed nenbutsu (Buddhist invocation).
宝治元年11月22日往生の間近いことをさとり、門弟に対して菩薩戒および『観無量寿経』の要義を示し、11月24日天台大師講を行ない、翌日泉涌寺明観のために『菩薩戒義疏』の要義を談じ、11月26日大衣（九条袈裟）を着し、『阿弥陀経』を読誦し、念仏合掌して白河遣迎院において71歳で死去した。