The Cham block contains characters used in the Cham script, which is used for writing the Cham language spoken by the Cham people in Vietnam and Cambodia. The script is an abugida, where each consonant has an inherent vowel sound that can be modified by diacritics. The Cham script is one of the oldest in Southeast Asia, with inscriptions dating back to the 4th century CE. The script has been used for religious texts, poetry, and historical records. This block includes all the characters needed to write in Cham, reflecting the script’s importance in the cultural and religious heritage of the Cham people..