Aosaginohi (青鷺の火)

Name Meaning

Aosaginohi (青鷺の火) translates to “Fire of the Blue Heron.” It is a glowing, ghostly heron said to appear on humid nights near rivers and swamps.

  • Aosagi (青鷺) = Blue Heron
  • Hi (火) = Fire → “Blue Heron Fire”

Origin

  • Appears in yōkai literature as a transformed or aged heron whose soul has become spiritual flame.
  • Linked to natural phenomena like foxfire and atmospheric ghost lights.

Appearance

  • A large heron with luminous, pale blue feathers that glow faintly in the dark.
  • Leaves a soft trail of ghostly fire or sparkles as it walks or takes flight.
  • Eyes may shimmer, and it is surrounded by an aura of unnatural stillness.
Aosaginohi heron spirit
Glowing bird yokai

Behavior

  • Appears silently and disappears just as quietly, often mistaken for a ghostly flame or illusion.
  • It is not known to attack or curse but is often interpreted as a spiritual omen.
  • Witnesses say it seems to walk between the worlds of nature and spirit.

Symbolism

  • Represents the beauty and transience of nature and death.
  • May symbolize an animal that has crossed into the supernatural due to age or wisdom.
  • Often linked to mystical animal transformations in Japanese folklore.
Yokai bird - Aosaginohi
Mystical heron flame