Here’s a memo on how to set the character encoding to ja_JP.UTF-8 in CentOS.

# cat /etc/sysconfig/i18n
LANG="C"
SYSFONT="latarcyrheb-sun16"

# vim /etc/sysconfig/i18n

# cat /etc/sysconfig/i18n
LANG="ja_JP.UTF-8"

That’s all from the Gemba.