Penketo and Panketo are two lakes located northeast of Lake Akan in Kushiro, Hokkaido. You can see the pristine lakes and marshes that are 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, Penke-to means upper marsh...