Formerly mountains worshipped as kannabi include ordinary mountains and iwakura (dwelling place of a god, usually in reference to a large rock) or iwasaka (the area a deity sits) as well as volcanoes and bold mountains with no forests.
古くは神奈備は磐座（いわくら）・磐境（いわさか）とともに、普通の山だけでなく、火山や森を抱かないいわゆる裸山や禿山も信仰の対象とした。