The Sendai Earthquake - The Catfish Jumped

"Beneath the Japanese archipelago lies a mythical catfish, brutish and capricious. For most of the time, its head is pinned down by a granite keystone, held in place by the Shinto god of the earth. But occasionally, the god drops his guard. Then the fish thrashes, convulsing the earth."

From The Economist blog Asian View

See When the earth wobbled