Unicode 5.2
Character
Pinyin ZHOU1 ZHAO1 Jyutping zau1 On CHUU CHU
Simplified U+9E3C
Cihai, Zhonghua Bookstore, 1983 1539.303

Unicode 12.1
Character
Pinyin zhōu Jyutping zau1 On CHUU CHU
Simplified U+9E3C
Cihai, Zhonghua Bookstore, 1983 1539.303

Records 1 - 2 of 2 retrieved in 97 ms