1. Home
  2. Mobile
  3. SoftBank Shop
  4. How to purchase or reserve
  5. Switchover/MNP (Mobile Number Portability)

Switchover/MNP (Mobile Number Portability)

Have you ever thought about changing your mobile carrier to SoftBank while keeping your current phone number? Now, it's possible with MNP System.

How to MNP

You can transfer to SoftBank without changing your current phone number today.

  1. Step 1

    Receive an explanation and a MNP (Mobile Number Portability) reservation number

    • For certain mobile carriers, the reservation number can be issued at the corresponding member site.
    • The MNP reservation number is valid for 15 days including the day when the number was reserved.
  2. Step 2

    Make a new subscription
    Please apply at a SoftBank Shop or through the Online Shop.

    Before visiting a shop

How to get a MNP reservation number

DOCOMO au Y!mobile
By telephone From handsets: 151
From landlines:
0120-800-000 (toll-free)
Business hours:
Business hours:
Business hours:

Find out more