You may check your assigned Smart Pit number online through your Sakura Mobile My Page.
How to check your Smart Pit number
1. Log in to your Sakura Mobile My Page.
For first-time login
You will need to set your password to login for the first time.
Please click this link to set your password.
You will need to enter your registered email address, then you will
receive
an email with instructions to update your password.
2. Select the three dots in the top right corner
3. Select Account
4. View Smart Pit number
How to pay at the convenience store:
At Family Mart:
FAQ: How to use Smart Pit at the convenience store (Family Mart)
At Lawson, MiniStop:
FAQ: How to use Smart Pit at the convenience store (LAWSON / MINI STOP)
This service is not available at 7-Eleven convenience stores.