Kasuga-taisha Shrine is known as the Fujiwara clan's "Uji-sha Shrine"(shrine built for praying clan's glory), and before the Meiji Restoration, it was closely linked with the neighboring Kofuku-ji Temple, which was the Fujiwara clan's "Uji-dera Temple" (temple built for praying clan's glory).
春日大社は藤原氏の氏社として知られ、明治維新以前は隣接する同氏の氏寺である興福寺と一体の存在であった。