●Contract month: If the contract is made in the middle of the month, the basic fee will be calculated on a pro rata basis.
●Cancellation month: Even if you cancel in the middle of the month, you will be charged the full basic fee (it will not be prorated).
●Domestic calls cost 22 yen per 30 seconds.
●With Simple3 L, you can make domestic calls of up to 10 minutes per call to mobile phones and landlines (including IP phones) at no additional charge.
If we determine that a call is a long-distance call, we may disconnect the call.
When you sign up for Simple3 L, you can use Voicemail Plus, Fixed-rate Stop Service, Call Waiting, and Group Calls at no additional charge.
A separate application is required to use each service.
If you change your plan to Simple3 S /M while using a service, the monthly fee for that service will be charged from the following month. If you do not wish to use the service, you will need to cancel it separately.
*Some calls are not covered, such as international roaming, international calls (calls to overseas countries), calls to satellite phones, calls to phone numbers beginning with 0570 etc. that other companies charge, and directory assistance (104). Calls to the satellite phone service (Wide Star) provided by NTT Docomo will cost 177.1 yen per 30 seconds.
●Domestic SMS costs 3.3 to 33 yen per message depending on the number of characters sent. Please refer to our terms and conditions for details.
*A contract administration fee will be charged (in-store: 4,950 yen, online: 3,850 yen). Universal service fee and telephone relay service fee will be charged separately.
●If you wish to use the answering machine service, you will need to subscribe to Answering Machine Plus separately.
●If the amount of data used in a month exceeds the combined total of the specified capacity (5GB/30GB/35GB) and the data capacity added with the Data Extra Data Option (2GB/5GB/5GB for Extra Data Option subscribers only), your data communication speed will be slowed down until the end of that month (up to 300kbps for Simple3 S and 1Mbps for Simple3 M /L when sending and receiving). Furthermore, if you have used up half of the specified capacity (2.5GB/15GB/17.5GB), your data communication speed will be slowed down until the end of that month (up to 128kbps for sending and receiving).

*[Example] SoftBank Hikari Family: Basic monthly fee of 5,720 yen/month + from 550 yen/month for specified options (Two-year automatic renewal plan: Subscribers who joined on or after July 1, 2022, must pay a 5,720 yen cancellation fee when canceling outside of the contract expiration month, the following month, or the month after that. Click herefor details).
●SoftBank Hikari plans without automatic renewal are not eligible.
●This discount can be applied for up to 10 mobile lines (smartphones/mobile phones/tablets/mobile Wi-Fi routers) per fixed communication service line.
●1,188 yen/month discount for Simple S/M/L. 550 yen/month discount for Smartphone Basic Plan S/M/R/L, Data Basic Plan L, Pocket WiFi® Plan 2 (Basic), Smartphone Plan S, Data Plan L, and Pocket WiFi® Plan 2. 770 yen/month discount for Smartphone Plan M/R. 1,100 yen/month discount for Smartphone Plan L.
●This discount cannot be applied in conjunction with the "Family Discount," "Wi-Fi Set Discount," "Tablet Discount (for Start Campaign)," "Hikari Otoku Discount," "Home Bundle Discount Hikari Set (A) Application Benefit," and "Home Discount Electricity Set (E)."
●Simple2 S gets a 1,100 yen discount every month, and Simple2 M/L gets a 1,650 yen discount every month.

●Applicable conditions: As of the billing closing date,
① You must be subscribed to an eligible plan.
② "PayPay Card" or "PayPay Card Gold" is set as the payment method for the applicable plan.
③The contract must be in an individual's name.
※Even if the payment method is set, the discount will not apply if payment cannot be processed due to card suspension or other reasons, and payment is made by payment slip or by card at a SoftBank or Y!mobile store.
● This discount will apply starting from the billing month in which all eligibility requirements are met.
Please note that, in cases where the change to the payment method takes effect in the billing month following the procedure
In this case, the discount will be applied starting from the billing month following the month in which all eligibility requirements are met. If the fixed monthly fee for the eligible data plan is prorated, the discount amount will also be prorated (fractions under 1 yen will be rounded up).
●330 yen discount on PayPay Card/550 yen discount on PayPay Card Gold.
●An annual fee of ¥11,000 (incl.tax) applies for the PayPay Card Gold. 
●Family cards are also eligible.
●This discount does not apply if you are using a payment agency service.
● In the event of transfer, service succession, or cancellation, the discount will end in the billing month prior to the change. If the contract is terminated, the discount will still apply for the billing month in which the termination date falls.

● During the application period, if the user is between 5 and 18 years old at the time of application and signs up for Simple 3 M/L through a new subscription, switching from another company (MNP), transferring a number from SoftBank or LINEMO, changing the contract, or changing plans, a 1,100 yen per month discount will apply to the basic usage fee for 13 months, starting from the first month in which all eligibility requirements are met. ● When applying to change your plan through My Y!mobile, you must first complete the application process for the Y!mobile Parent-Child Discount through My Y!mobile first, and then apply to change your plan after receiving the SMS confirming the completion of the procedure. (If the user’s information has already been registered and the user and the subscriber are the same as previously registered, we will not send an SMS confirming the completion of the procedure. In such cases, you can apply to change your plan immediately after applying for this campaign through My Y!mobile.)

Y!mobile Parent and Child Discount (Family)
● During the application period, if you sign up for Simple 3 M/L through a new subscription, switching from another company (MNP), transferring a number from SoftBank or LINEMO, changing the contract, or changing plans, and are enrolled in the Family Discount Service (primary line or secondary line) within the same group as a line to which the Y!mobile Parent-Child Discount is applied, a 1,100 yen per month discount will apply to the basic usage fee for 13 months, starting from the first month in which all eligibility requirements are met.

Important notes for Y!mobile Parent-Child Discount and Y!mobile Parent-Child Discount (Family)
●The Simple3 S plan is not eligible for this campaign. ●When applying for a plan change, changes between Simple 3 M and Simple 3 L are also eligible. ● If you sign a contract without changing your plan, the discount amount will be prorated for the month of sign-up. ●The discount amount will be prorated for the month of contract transfer. ●A contract administrative fee (4,950 yen at stores / 3,850 yen online), universal service fees, and telephone relay service fees are charged separately. ●Displayed prices include tax unless otherwise noted. ●The content and period of this campaign may change without notice.