IBM COBOL for Windows supports using applications in any of many national languages, including languages that use double-byte character sets (DBCS).
The following list summarizes the support for DBCS:
related tasks
Declaring DBCS data
Using DBCS literals
Testing for valid DBCS characters
Processing alphanumeric data items that contain DBCS data
Setting the locale
Controlling the collating sequence with a locale
related references
SOSI