Ichimoku-nyūdō (一目入道)

Name Meaning

Ichimoku-nyūdō (一目入道) literally means "One-eyed Monk," referring to its single glaring eye and monk-like appearance.

Origin

  • Most commonly associated with Sado Island in Niigata Prefecture.
  • Appears in late-night folk stories and cautionary tales told to children.
  • May be linked to mountain or night-watching spirits.

Appearance

  • A tall, ghostly figure resembling a monk or priest.
  • Distinguished by a single, large eye in the center of its face.
  • Often appears suddenly at night to travelers, instilling fear.
Ichimoku-nyudo art
One-eyed yokai monk

Behavior & Myths

  • Appears suddenly on mountain paths or isolated roads.
  • May vanish when confronted or if its name is shouted aloud.
  • Sometimes thought to test the bravery of travelers.

Symbolism

  • Symbol of sudden fear and unexpected encounters with the supernatural.
  • Represents a spiritual reminder to stay alert in unfamiliar places.
  • Its eye may be a metaphor for divine or spiritual judgment.
Yokai Ichimoku-nyudo
Monk yokai illustration