FAQ

Before applying for ANSIM

What is the ANSIM service?
If I switch from using NTT Docomo's mobile phone service to ANSIM, what functionality do I lose?
Can I use the LINE service with ANSIM?
Can I use ANSIM with my own smartphone (iPhone, etc.)?
I don't know the SIM card size of my Smartphone. What ANSIM SIM card size should I choose?
What do I need to provide to apply for ANSIM?
What do I need to provide for a MNP application?
Is it possible for one person to make several applications for ANSIM?
After applying for ANSIM, how long do I need to wait for the delivery?
Is it possible to make international calls (to overseas phone numbers) with the service?
Is international roaming (using ANSIM while overseas) possible?
Is calling emergency number services like the police (110), fire station (119) etc. possible?
Are there any mobile phone companies that don't support Mobile Number Portability (MNP)?
What are the SMS usage charges?
What should I do if there is an issue with my identity document?
What should I do if the address on my identity document is different to my current address?
How do I upload my identity document?
I'd like to know the status of processing my identity document.
How may I make international calls and use international SMS?
Is there a ceiling on international call charges?

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After applying for ANSIM

I have taken delivery of the SIM card. What do I do now?
I bought the ANSIM SIM card bundled with a smartphone. Do I need to make any settings?
Is it possible to see a detailed list of my calls?
Is it possible to confirm the amount of data traffic?
Is the rollover of data traffic possible?
How can I increase (charge up) the amount of data trafic available?
What are the ANSIM settings for Apple iOS?
Is is possible to change the SIM card size?
I applied for ANSIM and got a new phone number. How can I confirm the phone number?
How may I confirm the MNP reservation number for transferring to another service?

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In times of trouble

Data communication isn't possible with ANSIM. What can I do?
ANSIM suddenly slowed down.
The device (smartphone or tablet) I purchased with ANSIM has broken. What can I do?
I lost my SIM card / My SIM card is damaged. What can I do?

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When wanting to cancel ANSIM

I'd like to cancel ANSIM. What steps do I need to take?
Should I cancel ANSIM, will there be a cancellation charge?
Is it possible to specify the date on which I want to cancel the service?
What are the steps for requesting MNP to transfer to another service?
Do I need to return the SIM card?

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Questions about changing to ANSIM from NTT Docomo

After cancelling my Docomo contract, how may I confirm Docomo subscription and usage information (charges, data traffic, etc.)?
What happens to the Docomo points I have accumulated?
Can I use the NTT Docomo carrier billing payment service to pay for apps, etc.?
Can I use Mobile Suica?
Is there a Docomo charge for MNP?
Can I use the data saved in my Docomo address book?
Can I use Docomo iD?
Can I use Docomo Wi-Fi?
I am using Docomo as a family member. If I cancel the Docomo contract to change to ANSIM, what happens to the family discount?
I use the Edy e-money service with my Docomo smartphone. Will I be able to use Edy if I change to ANSIM?
I use the "nanaco mobile" e-money service with my Docomo smartphone. Will I be able to use "nanaco mobile" if I change to ANSIM?
I use the "Mobile Waon" e-money service with my Docomo smartphone. Will I be able to use "Mobile Waon" if I change to ANSIM?

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