6400 characters in the Private Use Area Unicode block, from number 6386.
U+F8F1PRIVATE-USE-F8F1U+F8F2PRIVATE-USE-F8F2U+F8F3PRIVATE-USE-F8F3U+F8F4PRIVATE-USE-F8F4U+F8F5PRIVATE-USE-F8F5U+F8F6PRIVATE-USE-F8F6U+F8F7PRIVATE-USE-F8F7U+F8F8PRIVATE-USE-F8F8U+F8F9PRIVATE-USE-F8F9U+F8FAPRIVATE-USE-F8FAU+F8FBPRIVATE-USE-F8FBU+F8FCPRIVATE-USE-F8FCU+F8FDPRIVATE-USE-F8FDU+F8FEPRIVATE-USE-F8FEU+F8FFPRIVATE-USE-F8FF