Brunei Darussalam, Cambodia, China (mainland), India, Japan, Laos (P), Malaysia, Myanmar, Philippines, Singapore, South Korea, Taiwan (China), Thailand, Vietnam (NB).
Breeds south-eastern China (south of a line from eastern Yunnan east to Fujian, including Hong Kong and Hainan I) and north-eastern and north-central Vietnam. Non-breeding Hong Kong, Taiwan, and from southern Myanmar and Thailand east to Indochina, south to Malay Peninsula.
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is unknown (2010).
BirdLife International Species Factsheet