There are no special regulations for label size or font size on an individual packing box or packing container.
However, there are several Japanese and international standards for the content, barcode type, and general format.
- Japan: JEITA barcode label system (C-3 labels, etc.)
- United States: EIA-624: Product Package Bar Code Label Standard for Non-Retail Applications
- Europe: EDIFICE standard for unit packaging and container labels