Cherokee is a Unicode block containing the syllabic characters for writing the Cherokee language.
When Cherokee was first added to Unicode in version 3.0 it was treated as a unicameral alphabet, but in version 8.0 it was redefined as a bicameral script.
The Cherokee Supplement block (U+AB70 to U+ABBF), added in version 8.0, contains the rest of the lowercase letters.
For backwards compatibility, the Unicode case folding algorithm—which usually converts a string to lowercase characters—maps Cherokee characters to uppercase.
[3] The following Unicode-related documents record the purpose and process of defining specific characters in the Cherokee block: