Daifuku-ji (大福寺) is a Buddhist temple in the city of Tateyama in Chiba Prefecture, and is a temple of the Chizen Sect of Shingon Buddhism.
According to tradition, the temple was founded by Gyōki in 717 early in the Nara period. It was later revived by a visit by the Tendai Buddhist priest Ennin early in the Heian period. The date at which the temple returned to the Shingon sect is unknown. The temple received a juinjō (朱印状) seal of certification from the Tokugawa shogunate during the Edo period.
Shingon Buddhism (真言宗, Shingon-shū) is one of the major schools of Buddhism in Japan and one of the few surviving Vajrayana lineages in East Asia, originally spread from India to China through traveling monks such as Vajrabodhi and .