About the Voice Call function, as this is an IP Phone service you will need to make calls through an app – “Cloud Softphone”. Please note that the numbers for SMS and Voice Calls are different. The number for Voice Call starts with 050; the one for SMS starts with 070, 080, or 090.
To be able to get a SIM card cheaply and easily without having to worry about registration procedures or contract restrictions, calling over the Internet is the best way. This is because by using this 050 IP phone app, you can make international calls at low rates, making it easier to communicate with family and friends overseas.
After downloading the app "Cloud Softphone", you can log in to MY PAGE and check your 050 voice call number and voice call app password.
MY PAGE: https://user.jpmob.jp/users/mypage
For logging in to the Cloud Softphone App:
※Cloud ID: 050xxxxx@basix (your 050 phone number + @basix)
(Please make sure to add @basix after your 050 phone number)
※Password: 050 Voice Plan Password
(you can check it on Mypage → The details of the contract)
Now you can enter a phone number or select an existing one from “Contact List”, then tab the BLUE 【IP】button to start calling.
※The GREEN 【0091】button is not available.
***050 Phone Number Voice Call option is not available to Data Only Plan users. If you need to make calls, it’s necessary to upgrade your plan to “Data + Voice Call 050”. There will be an additional 330 yen (tax included)/month of basic charge for the Voice Call option***