In Ogi-sai, after Ogi-sama of Kasuga-jinja Shrine, an object inhabited by a god's spirit when it descends and called Yorishiro is invited, Noh is performed on the stage in two houses from Kami-za (a troupe from the south area of Kasuga-jinja Shrine) and Shimo-za (a troupe from the north area of Kasuga-jinja Shrine) each on the evening of February 1.
王祗祭は2月1日の夜に春日明神のよりしろである王祗様を迎え、上・下両座に祭の庭を設けて能が演じられる。