Guide to Procedures
Information about procedures and items you will need to sign up for a new subscription with DOCOMO.
Procedures for New Application with Mobile/PHS Number Portability (MNP)
View instructions on procedures for new subscriptions with Mobile/PHS Number Portability (MNP).
Changing Your Mobile Phone Model
Information about procedures and items you will need to change your mobile phone model.
For Subscribers Who Purchase a Mobile Phone
Overview of the costs incurred when making a new subscription or changing models and discount services for monthly payments.
Information about online pre-ordering which allows you to specify a shop and pre-order a product (model) in advance online.
Documents for Subscription Procedures
Changing Subscription Information
Information such as how to pay charges.
About PINs and Passwords
Information on the procedure required in the event that you forget or wish to change your PIN.
Where to Apply
Information about where to apply for a subscription and carry out procedures such as those related to services and charges.
Unlocking a SIM Lock and Using Another Carrier's Mobile Phone or Other Device
Information about the items you will need for the procedure to unlock the SIM lock of a DOCOMO mobile phone or other device and the items you will need for the procedure to use another carrier's mobile phone or other device with a DOCOMO SIM card.
For Users of Another Carrier's Mobile Phone or Other Device
Information about the settings and services to make using another carrier's mobile phone or other device more pleasurable.