<Table> <Tr> <Td> </Td> <Td> This article includes a list of references, but its sources remain unclear because it has insufficient inline citations . Please help to improve this article by introducing more precise citations . (September 2012) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article includes a list of references, but its sources remain unclear because it has insufficient inline citations . Please help to improve this article by introducing more precise citations . (September 2012) (Learn how and when to remove this template message) </Td> </Tr> <Table> <Tr> <Th_colspan="2"> Lake Biwa </Th> </Tr> <Tr> <Td_colspan="2"> Lake Biwa from space </Td> </Tr> <Tr> <Th> Coordinates </Th> <Td> 35 ° 20 ′ N 136 ° 10 ′ E ﻿ / ﻿ 35.333 ° N 136.167 ° E ﻿ / 35.333; 136.167 Coordinates: 35 ° 20 ′ N 136 ° 10 ′ E ﻿ / ﻿ 35.333 ° N 136.167 ° E ﻿ / 35.333; 136.167 </Td> </Tr> <Tr> <Th> Primary inflows </Th> <Td> 118 rivers </Td> </Tr> <Tr> <Th> Primary outflows </Th> <Td> Seta River </Td> </Tr> <Tr> <Th> Catchment area </Th> <Td> 3,174 km (1,225 sq mi) </Td> </Tr> <Tr> <Th> Basin countries </Th> <Td> Japan </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th> Max. length </Th> <Td> 63.49 km (39.45 mi) </Td> </Tr> <Tr> <Th> Max . width </Th> <Td> 22.8 km (14.2 mi) </Td> </Tr> <Tr> <Th> Surface area </Th> <Td> 670.3 km (258.8 sq mi) </Td> </Tr> <Tr> <Th> Max . depth </Th> <Td> 104 m (341 ft) </Td> </Tr> <Tr> <Th> Water volume </Th> <Td> 27.5 km (6.6 cu mi) </Td> </Tr> <Tr> <Th> Residence time </Th> <Td> 5.5 years </Td> </Tr> <Tr> <Th> Shore length </Th> <Td> 235.2 km (146.1 mi) </Td> </Tr> <Tr> <Th> Surface elevation </Th> <Td> 85.6 m (281 ft) </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th> Islands </Th> <Td> </Td> </Tr> <Tr> <Th> Settlements </Th> <Td> Hikone, Otsu, Nagahama, Takashima </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> Ramsar Wetland </Th> </Tr> <Tr> <Th> Designated </Th> <Td> 10 June 1993 </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Td_colspan="2"> Shore length is not a well - defined measure . </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Lake Biwa </Th> </Tr>

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