Ise Jingu Shrine (one of the most important Shinto shrines, where Amaterasu Omikami is enshrined) keeps free-ranged chickens in its site because according to the mythology, the gods gathered chickens, which were made to crow each other.
鶏を集めて鳴かせたことから、伊勢神宮では神宮内に鶏を放し飼いにしている。