Unicode 5.2
Character
Pinyin KOU4 Jyutping kau3
Cihai, Zhonghua Bookstore, 1983 829.503

Unicode 12.1
Character
Pinyin kòu Jyutping kau3
Cihai, Zhonghua Bookstore, 1983 829.503

Records 1 - 2 of 2 retrieved in 29 ms