Itsumaden (いつまでん)

Name Meaning

Itsumaden (いつまでん) roughly translates to "how long?" or "until when?", referencing its eerie cries echoing that phrase as it flew over Kyoto at night.

Origin

  • Described in the Taiheiki, a historical chronicle from the 14th century.
  • Appeared during periods of war, famine, or unrest.
  • Symbolized lingering unrest and suffering in the capital.

Appearance

  • A monstrous bird with a snake-like body and a human face.
  • Large wings and talons capable of grasping victims.
  • Eyes full of grief and rage; its face is often said to resemble someone wrongfully killed.
Itsumaden yokai flying
Taiheiki bird spirit

Behavior & Myths

  • Flew above the city wailing, “Itsumade?” (“Until when?”), terrifying citizens.
  • Often interpreted as a ghost or unappeased spirit seeking justice.
  • Eventually dispelled by Buddhist monks through rites and prayers.

Symbolism

  • Represents unresolved grievances and the suffering of the innocent.
  • A metaphor for war's aftermath and the burden of neglecting the dead.
  • Also seen as a warning from the spirit world about societal corruption.
Itsumaden folklore creature
Wailing yokai bird