Jishin-namazu (地震鯰)

Name Meaning

Jishin-namazu (地震鯰) combines "jishin" (earthquake) and "namazu" (catfish), reflecting the belief that this creature causes seismic tremors.

  • Jishin (地震) = earthquake
  • Namazu (鯰) = catfish

Origin

  • One of the most iconic disaster-related yokai in Japanese mythology.
  • Gained prominence during the Edo period and the 1855 Ansei Edo earthquake.
  • Associated with Namazu-e woodblock prints used to convey social or political messages.

Appearance

  • A colossal black or brown catfish with trembling whiskers.
  • Sometimes bound or guarded by a deity, such as Kashima.
  • Its stirring beneath the land is believed to shift tectonic plates.
Namazu yokai earthquake
Jishin namazu artwork

Behavior & Myths

  • When it thrashes its tail underground, earthquakes follow.
  • Said to live under the islands of Japan.
  • Occasionally restrained by the god Kashima with a magical stone or sword.

Symbolism

  • Represents nature’s wrath and the unpredictability of earthquakes.
  • Used in art to express human vulnerability and divine punishment or balance.
  • Reflects Japan’s deep cultural engagement with natural disasters.
Namazu Japanese legend
Mythical catfish earthquake