岩いわ戸と

noun

rock door; stone door to a cave

Refers to a door made of rock, especially one sealing a cave. Most famously associated with the myth of Amaterasu hiding in the heavenly rock cave (天の岩戸).

• 天あまの岩いわ戸との神しん話わは日本にほん神しん話わの中なかでも有ゆう名めいだ。

  The myth of the heavenly rock door is famous even among Japanese myths.

• 洞どう窟くつの入いり口ぐちには大おおきな岩いわ戸とがはまっていた。

  A large rock door was fitted at the entrance of the cave.