The major Japanese encoding systems are Shift-JIS (CP932), JIS
(ISO-2022-JP), EUC-JP, and recently UTF-8. Exchanging Japanese strings
data between the different platforms is often the cause of unreadable
illegal characters. Since iconv
could be the solution of this
issues, these functions are written for the handy use of iconv
, in
partifular, when importing an old dataset or from the different platform.