Until the thirty-fourth Shikinen Sengu the source of the timber had always been the forest (called Miso-yama) on Mt. Kamiji or Mt. Takakura located behind the Naiku (inner shrine) and Geku (outer shrine), with three exceptions when the trees came from neighboring mountains.
その用材を伐りだす山（御杣山･みそまやま）は、第34回式年遷宮までは、3回ほど周辺地域に移動したことはあるものの、すべて神路山・高倉山という内宮・外宮背後の山であった。