Mōryō

What it is

Mōryō are a collective term for spirits associated with natural elements like mountains, rivers, trees, and rocks. In Japanese folklore, they are also known as mizuha. These entities are often described as mononoke, or strange phenomena, that dwell in liminal spaces such as graveyards. The term can also refer to water deities, known as mizu no kami. They are part of the broader category of yōkai, which includes various supernatural beings in East Asian culture.

Where it comes from

The concept of mōryō originated in China. Early texts describe them as nature spirits with specific physical traits. The Huainanzi describes them as resembling three-year-old children, with dark red skin, red eyes, long ears, and beautiful hair. Later medical texts like the Compendium of Materia Medica detail their habits, noting a fear of tigers and oak trees. The term entered Japanese culture through these Chinese literary traditions, evolving into a distinct folkloric figure.

How it is done

Descriptions of mōryō behavior focus on their interaction with the dead. They are said to eat the innards and brains of corpses. One account mentions them performing the 'Rites of Zhou' while wielding a dagger-axe inside a grave hole. Their presence is sometimes marked by sudden dark clouds covering a funeral site, after which a corpse may vanish. They are vulnerable to oak wood pressed against their necks, which causes their death.

Tools and materials

The primary tool associated with mōryō is the dagger-axe, used when entering graves. Oak wood serves as a protective measure against them, capable of killing the spirit if pressed against its neck. Tigers are also noted as a natural deterrent due to the mōryō's fear of them. These elements highlight their connection to both violence and specific natural materials.

What it is for

In folklore, mōryō are feared for their role in disturbing the dead. They are believed to steal corpses or consume parts of them, leading to anxiety surrounding funerals and burial practices. Stories often use them to explain unexplained disappearances of bodies from coffins. Their actions represent a disruption of the natural order and respect for ancestors.

Who does it

Scholars and historians study mōryō through classical texts like the Huainanzi and the Compendium of Materia Medica. In Japanese literature, figures like Negishi Shizumori recorded anecdotes involving mōryō, such as the story of a retainer who claimed to be one to justify stealing a corpse. These accounts provide insight into how people understood supernatural threats in historical contexts.

Peoples and places

The mōryō appear in both Chinese and Japanese traditions. In China, they are linked to early philosophical and medical texts. In Japan, they are integrated into the yōkai classification system. Over time, Japanese stories sometimes conflated mōryō with other corpse-stealing spirits like the kasha. This shows how the concept adapted within Japanese folklore while retaining its Chinese roots.

What people believe

Mōryō are viewed as spirits of nature that have taken on malevolent forms. They inhabit places where life and death intersect, such as forests and graves. Their physical description emphasizes their otherworldly nature, blending human-like features with monstrous traits. The belief in their vulnerability to oak and tigers suggests a worldview where natural forces can counter supernatural dangers.

When it is done

There are no specific festivals or calendar days tied to mōryō. Their activity is associated with nighttime or events involving death, such as funerals. Stories mention them appearing suddenly during burial rites, indicating a link to crisis moments rather than regular seasonal cycles.

How scholars and sceptics see it

Researchers examine mōryō as examples of early Chinese spiritual beliefs that influenced Japanese folklore. Textual analysis reveals how descriptions evolved from abstract nature spirits to specific grave-robbing entities. Scholars note the transition from philosophical concepts in the Huainanzi to more narrative-driven accounts in later periods, reflecting changing attitudes toward death and the supernatural.

Compare and confuse

Mōryō are often compared to the Chinese wangliang, sharing etymological and conceptual roots. In Japan, they are sometimes confused with or merged into other yōkai like the kasha, which also steals corpses. This comparison highlights how different cultures adapt similar themes of spirit-induced disturbance to fit local beliefs.

Questions people ask about Mōryō

Good reading and sources

• Mōryō on WikipediaEncyclopedia
• Wikidata recordOpen data