Application of Waimova Oyako Discount (Y!mobile)

We will show you how to apply for the Y!Mobile Parent-Child Discount on the online store and provide you with important information.
Click here for details on the Y!Mobile Parent-Child Discount Campaign.

Y!Mobile Parent-Child Discount Online Store Application Conditions

Applications that meet the following conditions are eligible.

Model	All models, SIM cards, eSIM
Pricing plans	Simple 2 M/L
Contract Category	New contracts, transfers from other companies (MNP), number porting, and model changes accompanied by plan changes ^* * This also applies to plan changes between Simple 2 M/L. It also includes contract changes from 4G-S plans (including 4G-S Basic plans). * Plan changes accompanied by a model change must be applied for at Y!mobile shop (applications cannot be made at the online store). Plan changes that do not involve a model change can be applied for at other places (My Y!mobile, etc.), but if you are applying for a plan change at My Y!mobile mobile, etc., you must first apply for this campaign at My Y!mobile, and then apply for the plan change after receiving an SMS confirming the completion of the application process. (If you have already registered your user information and Y!Mobile considers the user and contract holder to be the same person, you will not receive an SMS notifying you of the completion of the procedure. After applying for this campaign on Y!mobile, you can then apply for a plan change.)
Who can apply?	<Students> Ages 5 to 18 <Student's family> You must be subscribed to a family discount service in the same group* as the line to which the "Y!Mobile Parent-Child Discount" is being applied by the end of the application period. The same group refers to a group of up to 10 lines under the "Family Discount Service" consisting of one main line and nine sub lines.
Application period	Wednesday, November 13, 2024 - End date TBD
Benefit application history	■The line you are applying for must not have any history of applying for the following benefits. ・Y!Mobile Parent and Child Discount <2024-2025>, Y!Mobile Parent and Child Discount <2024-2025> (Family) ・Y!Mobile Parent and Child Discount <2023-2024>, Y!Mobile Parent and Child Discount <2023-2024> (Family) ・Y!Mobile Parent and Child Discount <2022-2023>, Y!Mobile Parent and Child Discount <2022-2023> (Family) ・Y!Mobile Parent and Child Discount, Y!Mobile Parent and Child Discount (Family) Application period: November 17, 2021 to May 31, 2022 ・Y!Mobile Student Discount <2019-2020>, Y!Mobile Student Discount <2019-2020> (Family) ・Y!Mobile Student Discount, Y!Mobile Student Discount (Family) Application period: December 5, 2018 to May 31, 2019 ■Can this be used in conjunction with other services or campaigns? May not be combined with other services, promotions, programs or discounts.

How to apply

Please select the applicable item and check in advance.

5-18 year olds and their families

①How to apply for those aged 5 to 18
*If you are between 5 and 17 years old, a guardian must apply as the contract holder.

STEP1

1. Select the applicable plan

If you are also applying for family members, select the Family Discount Service.

STEP2

2. Enter your date of birth on the customer information entry screen.

STEP3

3. Upload your ID

STEP4

4. Check if it has been applied

②How to apply for family members

STEP1

1. Select the applicable plan

STEP2

2. Select Y!Mobile Parent and Child Discount and Family Discount Services

STEP3

3. Check if it's been applied

Notes on applying for Family Discount Service on the Online Store

When signing up for a new contract at the online store, you cannot apply for the Family Discount Service with the new line as the primary line and the existing line as the secondary line. When applying for the plan, do not check "Family Discount Service" on the plan selection screen, and after signing up, apply for the Parent-Child Discount eligible line and Family Discount Service at My Y!mobile or in-store.

Patterns available for application on the online store

Patterns that cannot be applied for through the online store

Easy and affordable Online store debut!!

Application process

Sign up with a new phone number
- New contract
Keep your current phone number
- Switching from another company
- SoftBank /LINEMO
  Transfer from
Contract holder
- Change of device

Click here to apply for eSIM

For corporate customers, please click here

User Guide Menu List

Before you apply

About the documents
- Check your required documents
- Upload your ID
Payment
- Payment methods and fees
Discounts
- Family Discount
- Y!Mobile Parent-Child Discount
Other

After application

Device warranty service ^*

When the product arrives

How to set up eSIM

*Currently, the iPhone service "Bring-in Device Warranty with AppleCare Services" is not available through My Y!mobile. Please apply at the store when you sign up for the SIM/eSIM contract.
* You can apply for the "Bring Your Own Device Warranty" for those who use tablets, including Android/iPad.