The Giant Lake Biwa Catfish of Shiga, Japan
The Giant Lake Biwa Catfish is a close relative of the Wels Catfish that lives in Japan in Lake Biwa. Also known as the Biwako-ohnamazu, this fish is also the largest fish in the lake. It can grow to be 5 feet long and weigh 331 pounds.
https://en.m.wikipedia.org/wiki/Silurus_biwaensisSilurus biwaensis - Wikipedia