Native to:
Andaman Is.,
Assam,
Bangladesh,
Bismarck Archipelago,
Borneo,
Cambodia,
Caroline Is.,
China North-Central,
China South-Central,
China Southeast,
Christmas I.,
East Himalaya,
Fiji,
Hainan,
India,
Japan,
Jawa,
Korea,
Laos,
Lesser Sunda Is.,
Malaya,
Maluku,
Myanmar,
Nansei-shoto,
Nepal,
New Guinea,
New South Wales,
Ogasawara-shoto,
Philippines,
Queensland,
Santa Cruz Is.,
Solomon Is.,
Sri Lanka,
Sulawesi,
Sumatera,
Taiwan,
Thailand,
Tibet,
Vietnam,
West Himalaya
Introduced into:
Angola,
Argentina Northeast,
Brazil Southeast,
Comoros,
Cook Is.,
Cuba,
Guatemala,
Gulf of Guinea Is.,
Hawaii,
Honduras,
Leeward Is.,
Mauritius,
Samoa,
Seychelles,
Society Is.,
Tanzania,
Trinidad-Tobago,
Windward Is.