In the days after the devastating 1855 Edo earthquake, a new genre of artwork flourished amid the rubble, a remarkable range of prints featuring the rascal-like figure of Namazu, a giant catfish who caused the earth to shake with its underground writhing: https://publicdomainreview.org/collection/earthquakes-in-japanese-woodblock-prints/
@publicdomainrev You all are my go-to account when I want to see sumo-wrestling catfish.