CHARACTER_SET takes a list of the keywords HANJI, KANJI, KATAKANA,
  MULTINATIONAL, STANDARD, or G0=keyword, G1=keyword, G2=keyword,
  G3=keyword, GL=keyword, GR=keyword.

  The fixed order in which these terminal control sequences are output
  allows one to use the STANDARD, MULTINATIONAL, KANJI, or KATAKANA
  keywords and then customize that settings using one of the G0, G1,
  G2, G3, GL, GR keywords.