Ouni: Ouni is a mysterious Japanese yōkai depicted with the face of a demon woman and an entire body covered in thick, layered hair reminiscent of ramie or hemp.

Ouni - Ouni is a notable example of Edo period yōkai art, representing the mysterious and ambiguous nature of supernatural beings with striking visual elements.

Ouni

Ouni - Ouni is a notable example of Edo period yōkai art, representing the mysterious and ambiguous nature of supernatural beings with striking visual elements.

Ouni is a mysterious Japanese yōkai depicted with the face of a demon woman and an entire body covered in thick, layered hair reminiscent of ramie or hemp. It appears in classic Edo period works such as Toriyama Sekien’s Gazu Hyakki Yagyō and is also known by alternative names including 'wauwau' and 'uwan uwan'. Its ambiguous characteristics leave its true nature and abilities largely open to interpretation.

Origins & First Encounters

Source Texts & Tale Variants

Form & Powers

Regional Faces

Cultural Parallels

Legacy & Modern Evolution

Interesting Fact

Ouni’s layered hair not only defines its unusual appearance but also symbolically connects it to natural fibres, blending cultural and natural imagery in a way that is unique to Japanese yōkai art.

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Quick Creature Info

Our Mythic Legendary Rating:

Mythic Ember
Mythic Ember rating

Also Sometimes Known As:

wauwauuwan uwan

Physical Attributes:

Face resembling a demon woman with a torn effect from mouth to earEntire body covered in thick, layered hair reminiscent of ramie or hempHair-covered body

Lore:

Ambiguous supernatural entityJapanese YōkaiOuni is a notable example of Edo period yōkai art, representing the mysterious and ambiguous nature of supernatural beings with striking visual elements

Related Creatures, Tales or Lore

References

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Mythical Disclaimer: The images and data on this site are derived from various historical and literary sources, but we have found that many myths often have multiple versions and interpretations across references, sometimes contradictory. As a result, these creature depictions are artistic interpretations—imaginative blends of folklore, legend, and a dash of AI guesswork. Because creature descriptions vary widely, our illustrations and accompanying information represent our best effort to honor mythology while bridging creative gaps. Enjoy these interpretations—just remember, we've done our best to respect the stories and validate available data, but in the realm of mythology, details often shift, imagination leads the way, and nothing is ever set in stone!

Curated by the Mythological Creatures Team (rev. May 2025)