Penketo and Panketo are two lakes located northeast of Lake Akan in Kushiro, Hokkaido. You can see the pristine lake that is generally inaccessible. Penketo seen from Sokodai What are Penketo and Panketo? Penketo and Panketo are two lakes located northeast of Lake Akan. The name comes from the Ainu language, with Penke-to referring to the upper lake and Pan...