IIJモバイル ビジネスコール is a voice calling service available to subscribers of the IIJ Mobile Service/Type D's "Unlimited Plan Light" SIM card. With IIJモバイル ビジネスコール, users can automatically add a dedicated prefix numberto the beginning of the recipient's phone number when making calls. Additionally, discounted rates are applied when making international calls.

Please note that there are limitations on the countries to which international calls can be made. For more details, please refer to the "Unlimited Plan Light FAQ" on the web page.

Please also note that IIJモバイル ビジネスコール is available for use starting from 9:00 AM on the day after the start of the usage of the SIM card with voice calling functionality.

During calls, the recipient will see the user's actual phone number, not the "" prefix number.

This app is exclusively available to customers using the IIJ Mobile Service/Type D's "Unlimited Plan Light" SIM card with voice calling functionality.

IIJ Mobile Service/Type D's "Unlimited Plan Light" SIM Card with Voice Calling Functionality: