Check the support information before purchasing an iPhone.
Guide to Procedures
Check how to carry out procedures and make applications before purchasing.
Switching From Another Carrier (MNP)
Information on the procedures for using Mobile Number Portability (MNP) and applying for a new subscription.
Changing Your Mobile Phone Model
Information on the procedures and items you will need to change your mobile phone model.
Information on the procedures and items you will need to apply for a new subscription with DOCOMO.
Operation and Setting Procedures
Linked pages are in Japanese only.
How to set services and functions
How to transfer data
How to update the iOS software
Basic operating procedures such as acquiring the necessary Apple ID and setting up docomo mail are also explained in the Maruwakari Book.
Please see the Maruwakari Book for details on how to update OS etc.
Warranty Services for iPhone
AppleCare+ for iPhone
Protect your iPhone.
Mobile Device Protection Service
If you apply in advance, you will be protected in the event of trouble.
docomo Information Center
Phone number: 151 from DOCOMO mobile phones (in Japanese only) and 0120-005-250 (in English, Portuguese, Chinese, and Spanish) or 0120-800-000 (in Japanese only) from landline phones
iPhone support hours: 9 a.m. to 7 p.m. on weekdays and 9 a.m. to 5 p.m. on Saturdays, Sundays, and national holidays
For details on repair acceptance, contact an Apple authorized service provider or Apple Store.
Repair requests are also accepted in docomo Shop Marunouchi and docomo smartphone lounge NAGOYA.
- Apple, the Apple Logo, Apple Watch, iPad, iPhone are trademarks of Apple Inc., registered in the U.S. and other countries. The iPhone trademark is used under license from AiPhone Co., Ltd. App Store, AppleCare, iCloud are service marks of Apple Inc., registered in the U.S. and other countries. TM and © 2020 Apple Inc. All rights reserved.