Northern Mongolia and eastern Siberia (upper R Yenisey and middle R Lena) to Manchuria, Korea, Sakhalin and northern Japan. Winters from eastern Bengal and Assam, Myanmar, northern Thailand and northern Laos east to south-eastern China and Hainan, Taiwan and southern Japan. Considered by some authors to be a subspecies of Western Water Rail (Rallus aquaticus).
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
BirdLife International Species Factsheet