Gion Matsuri Festival is a kind of festival that is dedicated to the Gion-jinja Shrines which enshrine the Gion shinko (Gion belief) (Susanoo, deity in Japanese Mythology, and Gozu Tenno, deity of Disease, said to be the Indian god Gavagriva).
祇園祭（ぎおんまつり、ぎおんさい）は、祇園信仰（スサノオ・牛頭天王）を祀る祇園神社に奉納される祭である。