Unicode 5.2
Character
Pinyin SI4 Jyutping sei3 si3
Grammata Serica Recensa, 1957 0509o

Unicode 12.1
Character
Pinyin Jyutping sei3 si3
Grammata Serica Recensa, 1957 0509o

Records 1 - 2 of 2 retrieved in 25 ms