Kongō-ji (金剛寺) is a Buddhist temple in Kawachinagano, Osaka, Japan. It is the head temple of the Shingon Omuro sect. and also known under its mountain-name as Amanosan Kongō-ji . It is the 7th temple on the Shin Saigoku 33 Kannon Pilgrimage (新西国三十三箇所) and is notable for the large number of designated cultural properties. The precincts of the temple were designated a National Historic Site of Japan in 1934 with the area under protection expanded in 2011.
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 .