You can check your call history and detailed charges on web services of each communications company.
- NTT EAST "@Billing"
- NTT WEST "My Billing"
- NTT docomo "e-billing"
- NTT Communications "OCN my page"
In order to use the services, please apply for it in advance by contacting each communications company.
*Click "here" for the contact desks of each communications company.