Yuga Daigongen is a syncretic deity enshrined primarily at Saijo-ji Temple (Doganji) on Mount Daiyuzan in Kanagawa Prefecture, venerated within Soto Zen Buddhist tradition as a protective and purifying presence often associated with fox-spirit imagery reminiscent of Inari worship. The figure is invoked in rites connected to warding off calamity and impurity, reflecting a blending of esoteric Buddhist and folk religious practices common to mountain shrine-temple complexes in Japan. Devotional accounts describe Yuga Daigongen as a guardian force, though such claims of protective efficacy rest on tradition and faith rather than verifiable historical record.