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Terms and Condition

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By using the services provided by Zaina relating to 'WaoSim,' the customer (referred to as 'the User') agrees to be bound by these Terms of Use (referred to as 'these Terms'). These Terms establish the conditions for the use of all services (referred to as 'the Service') provided by the Company.

Article 1 (Definitions)

The definitions of the terms used this Agreement are as follows:

(1) 'This Service'

The service and related services operated by our company.

(2) 'This Site'

The website on which the contents of this Service are posted.

(3) 'This Content'

The collective term for the text, sound, still images, moving images, software programs, codes, and other materials provided on this Service (including posted information).

(4) 'User'

All individuals who use this Service.

(5) 'Registered User'

An individual who has completed registration on this Site.

(6) 'ID'

A unique string of characters held by a registered user for the purpose of using this Service.

(7) 'Password'

A code set by a registered user corresponding to their ID.

(8) 'Personal Information'

The collective term for information that can identify an individual, such as their address, name, occupation, and telephone number.

(9) 'Registered Information'

The collective term for information that a registered user has registered on this Site (excluding posted information).

(10) 'Intellectual Property'

Anything created by human creativity, such as inventions, plant varieties, designs, copyrighted works, and other things that can be utilized for industrial purposes, as well as trademarks, trade names, and other things used to represent goods or services for business activities, and technical or business information useful for business activities, including trade secrets and other proprietary information.

(11) 'Intellectual Property Rights'

Rights defined by law or legally protected interests related to patents, utility model rights, breeder's rights, design rights, copyright, trademark rights, and other intellectual property.

Article 2 (Agreement to this Agreement)

1. The user may use this service after agreeing to this agreement.

2. Once the user downloads the service onto their smartphone or other information terminal and completes the agreement process, a usage contract in accordance with the terms of the agreement is considered established between them and the company.

3. If the user is under the age of 18, it is required to obtain consent from their legal representative or guardian before utilizing this service.

4. If a minor user utilizes this service without the consent of their legal representative, falsely represents that they have obtained such consent, misrepresents their legal age, or employs fraudulent means to mislead others into believing that they have legal capacity, they will be unable to rescind any legal actions associated with this service.

5. If a user, who was a minor at the time of agreeing to this agreement, continues to use this service after reaching legal age, they are considered to have ratified all legal actions related to this service.

Article 3 (Modification of the Agreement)

1. We reserve the right to modify these terms of use without user consent, and the user is required to accept any revisions without objection.

2. We will notify the user of any changes to these terms of use through the communication method specified by us.

3. The revised terms of use will become effective once we have informed the user in the preceding paragraph.

4. By using the service after the revision of these terms of use, the user shall be considered to have accepted the updated terms without objection.

Article 4 (Management of Accounts)

1. Users shall voluntarily register and manage their information (hereinafter referred to as 'registered information,' including email address, ID, password, etc.) at their own responsibility when using the service.

Users shall not allow third parties to use, loan, transfer, change the name, sell, or otherwise dispose of the registered information.

2. If the service is used according to the registered information, the user who registered the information will be held responsible for any resulting consequences and associated responsibilities

3. If a user causes damages to the company or a third party due to the unauthorized use of the registered information, the user shall compensate for the damages.

4. The user shall manage the registered information at their own responsibility, and the company shall not be responsible for any disadvantages or damages incurred by the user due to inaccurate or false registered information.

5. If the registered information is found to have been stolen or used by a third party, the user shall immediately notify the company and follow the company's instructions.

Article 5 (Handling of Personal Information, etc.)

Regarding personal information and user information, we will handle them appropriately in accordance with the 'WaoSim Privacy Policy' separately established by our company.

Article 6 (Prohibited Acts)

In using this service, the Company prohibits the following actions by users (hereinafter referred to as 'users'). In the event that the Company determines that a user has violated any of these prohibited actions, the Company may take measures it deems necessary, such as suspending use ,and the user agrees to this without objection.

(1) Infringement of the intellectual property rights of the Company or third parties.

(2) Acts that slander or unjustly discriminate against the honor or reputation of the Company or third parties, or defame them.

(3) Acts that infringe on the property of the Company or third parties, or that may infringe on them.

(4) Acts that cause economic damage to the Company or third parties.

(5) Threatening acts against the Company or third parties.

(6) Acts of using or inducing the use of computer viruses or harmful programs.

(7) Acts that put excessive stress on the infrastructure facilities of this service.

(8) Attacks on the servers, systems, or security of this site.

(9) Attempts to access the Company's service by any means other than the interfaces provided by the Company.

(10) Use of terminals that do not comply with technical standards specified by related laws and regulations.

(11) Use of terminals that this service does not support.

(12) Acts prohibited by laws, regulations, etc. in the country where the subscriber uses this service (e.g., data communication and permanent roaming to other countries are prohibited).

(13) Acts of using this service for purposes that the Company deems inappropriate, such as sending spam or SMS messages, for viewing or obtaining child prostitution or child pornography.

(14) Replicating all or part of the service provision information, including user qualifications for this system, for use by third parties.

(15) Causing a third party to engage in any of the above acts.

(16) In addition to the above, acts that the Company deems inappropriate.

Article 7 (Handling of Content)

(1) Users may only use the content of this service within the range specified by the Company.

(2) The Company owns all rights related to the content provided through this service, does not grant users the right to exercise or license the Company's patent rights, utility model rights, design rights, trademark rights, copyright, or any other intellectual property rights.

(3) Users are prohibited from reproducing, transmitting, transferring (including buying and selling among users), lending, translating, creating derivative works, reprinting without permission, using for commercial purposes, modifying, reverse-assembling,reverse-compiling, reverse-engineering or engaging in any other unauthorized use beyond the scope determined by the Company.

(4) Notwithstanding the previous paragraph, if a user loses their membership status due to withdrawal or other reasons, their right to use the provided content will also cease.

Article 8 (Compensation, Modification, and Payment Delay)

1. This service can be used by paying a fee on service stores such as App Store and Google Play. The amount of the fee, payment method, and other matters will be separately determined and displayed by our company on this service or our provided services.

2. Our company may change the price of the contents that are charged in this service at our discretion.

3. If the user delays payment of the fee for this service, the user shall pay our company a delay penalty of 14.6% per annum.

4. This service is licensed for use only with the registered information of the user.

Article 9 (Disclaimer)

1. Our company shall not be liable for any damages arising from the modification, interruption, or termination of this service.

2. Our company shall not be involved in the user's usage environment of this service and shall not be liable for any responsibility for it.

3. Our company does not guarantee that this service is suitable for the user's specific purpose, has the expected functions, product value, accuracy, usefulness, or that the user's use of this service complies with applicable laws or internal rules of industry associations, and that no malfunctions occur.

4. Users shall agree in advance that the use of this service may be partially or completely restricted due to changes in the usage rules and operating policies of service stores such as App Store and Google Play.

5. Our company shall not be liable for any direct or indirect damages incurred by users as a result of using this service.

6. Our company shall not be liable for any loss of opportunity, interruption of business, or other damages (including indirect damages and loss of profits) incurred by users or any third party, even if our company has been notified of the possibility of such damages in advance.

7. The provisions of the first paragraph to the preceding paragraph do not apply if our company has intentional or gross negligence or if the contract is deemed to be a consumer contract under the Consumer Contract Act.

8. Even if the preceding article is applicable, we shall not be responsible for compensating any damages arising from special circumstances among the damages incurred by the user due to acts of negligence (excluding gross negligence).

9. If we are liable for damages due to the use of this service, we will be responsible for compensation up to the amount of the usage fee received from the user in the month in which the damage occurred.

10. We shall not be responsible for any disputes or troubles between users. If users have a dispute with each other, they shall resolve it at their own responsibility, and shall not make any claims against us.

11. If a user causes damage to another user or has a dispute with a third party in connection with the use of this service, the user shall be responsible for compensating for such damage or resolving the dispute at their own expense and responsibility and shall not cause any inconvenience or damage to us.

12. If we are claimed for damages or other compensation by a third party due to a user's actions, the user shall resolve it at their own expense and responsibility (including legal fees). If we pay damages to the third party, the user shall pay us all expenses including the compensation for damages (including legal fees and lost profits).

13. If a user causes damage to us in connection with the use of this service, the user shall compensate us for the damage (including litigation costs and legal fees) at their own expense and responsibility.

14. If the user causes damage to the Company in connection with the use of this service, the user shall compensate the Company for the damage (including legal fees and attorney fees) at the user's expense and responsibility.

Article 10 (Advertisement Posting)

Users acknowledge and accept that various advertisements may be included on the Service, and that the Company or its partners may post various advertisements. The form and scope of advertisements on the Service may be changed by the Company at any time.

Article 11 (Restriction, Suspension, Interruption, and Termination of Use)

1. In case of a natural disaster, emergency, or any other event that may occur or has occurred, the Company may limit the use of this service in orderto prioritize communication necessary for disaster prevention or relief, transportation, communication, power supply, or maintaining public order and other public interests.

2. The Company may control the speed and amount of communication by detecting the use of communication procedures or applications that continuously and heavily occupy the bandwidth assigned to the communication.

3. The Company may suspend or restrict the use of this service by the subscriber in the following cases:

(1) When the subscriber delays the performance of their obligations under this agreement, such as payment of fees.

(2) When the subscriber provides false information to the Company.

(3) When the Company confirms that the subscriber violated the provisions of Article 6 (Prohibited Conduct).

(4) When the subscriber is unable to use the designated credit card.

4. The Company may take the following measures regarding the communication of this service:

(1) The Company may disconnect the communication if it recognizes that the subscriber's line has continuously remained in a state of being able to conduct data communication (hereinafter referred to as 'session') for a long time.

(2) The Company may disconnect the communication if it recognizes that there has been a large amount of communication within the same session.

5. The Company may suspend the provision of this service in the following cases:

(1) When it is necessary for the maintenance or construction of the Company's communication facilities or systems.

(2) When the communication carrier suspends the provision of communication services to the Company.

(3) When the cloud provider suspends the provision of cloud services to the Company.

(4) When it becomes necessary to suspend the service due to regulations, etc.

6. When the Company suspends the use of this service under the provisions of the preceding paragraph, it shall announce this in advance on the Company's application or website, etc.However, in cases of emergencies, this may not be the case.

7. The Company may abolish all or part of this service if it is necessary due to technical reasons, business operations, or regulations, etc.

Article 12 (Termination of Service)

1. The company may terminate this service by notifying the users through an appropriate method.

2. If this service is terminated, the user agrees in advance to lose all rights to use the paid content and will no longer be able to use such content.

3. The company shall not be liable for any damages incurred by users or third parties due to the termination of this service, regardless of the cause.

Article 13 (Refunds, Cancellations, and Changes)

1. Users have the right to request a refund or change if they are unable to install or use the eSIM due to technical problems arising from this service.

(1) In order to identify whether the problem is due to technical issues arising from this service, the user should follow the customer support's guidance for requesting information or images when a problem occurs.

(2) If the information provided by customer support is not sufficient, no refund will be given.

2. If activation is still impossible after customer support guidance, the user may request a refund within 30 days of purchase.

3. No refunds will be accepted for expired usage.

4. No refunds will be given for fees incurred with alternative phones or SIM cards, hotel phones, or fees not directly related to the user's eSIM account. (Please refer to Article 9 (Disclaimer) for details.)

5. If there is evidence of misuse, violation of the terms of use, or fraudulent activities related to the use of the product or service, the company reserves the right to refuse a refund.

6. Confirming whether the user's device is 'eSIM compatible' or 'unlocked' is the responsibility of the user. Refunds and cancellations after purchase will not be accepted in the following cases:

(1) When the user's device is found to be incompatible with eSIM.

(2) When the user's device is found to be unable to unlock the SIM.

(3) When the service is not used.

(4) When the service is not used due to the effects of infectious diseases such as COVID-19.

7. Device compatibility varies by carrier, country of manufacture, and manufacturer, and the list of eSIM compatible devices does not cover all models.

14 (Prohibition of Assignment of Rights)

1. Unless otherwise approved in writing by our company beforehand, the user shall not assign to any third party the position, rights, or obligations under this agreement, in whole or in part, based on this agreement.

2. Our company may, at its discretion, assign all or part of this service to a third party. In that case, all the user's rights related to the use of this service, including the user's account, within the scope of the assigned rights shall be transferred to the assignee.

Article 15 (Separability)

Even if any provision or part of this agreement is judged to be invalid or unenforceable under the Consumer Contract Act or any other laws and regulations, the remaining provisions of this agreement and the remaining parts of the provision judged to be invalid or unenforceable shall continue to have full effect.

Article 16 (Contacting Us)

For any inquiries or communication related to the use of this service, users should use the contact form installed in appropriate locations on this service or on our website, or use any other method specified by us.

Article 17 (Applicable Law and Jurisdiction)

1. The validity, interpretation, and performance of these terms and conditions shall be governed by Japanese law and interpreted in accordance with Japanese law.

2. All disputes, discussions, or legal actions between us and the user shall be under the exclusive jurisdiction of the Tokyo Summary Court or the Tokyo District Court, depending on the amount of the claim.

Contact information

If you have any questions regarding these terms and conditions, please contact us here:


Mail Address: support@waosim.com

Phone Number:03-4574-5520

Address:10F, Tensho Tamachi Bldg,

3-17-11 Shibaura,

Minato-ku, Tokyo


Before we respond to your inquiry, please understand that we may ask for proof of your identity. Thank you for your understanding in advance.