We can process the application made only by the contract holder.

In the case of use of "Ikkatsu Seikyu (single billing)" or "Omatome Seikyu Service (combined billing method)," please register the main line.

When you register a main line, you can check total amount, detailed charges and breakdowns for each line (per phone number) for all lines under "Ikkatsu Seikyu" or "Omatome Seikyu Service."