Japanese Biwa-ko largest freshwater lake in Japan, located in Shiga ken (prefecture), .... metres) feet

Deepest water of 338 feet (103 metres) is in the northwest corner, with depths of more than 200 feet (60 metres) common along the west coast. The lake's surface rises as high as 10 feet (3 metres) in spring because of melting snow and spring rains and in autumn because of typhoon rains.