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01
[TERMS]

Terms Of Use

These Terms of Use (hereinafter referred to as "these Terms") define the terms and conditions for using "Mahjong Q'z," a mahjong-learning service provided by CLOViZ Inc. (hereinafter referred to as "the Company"), including its website and related services (hereinafter referred to as "the Service"). Users of the Service (hereinafter simply referred to as "Users") must agree to these Terms before using the Service.

Última actualización: September 26, 2026

02

Article 1 (Application)

  1. These Terms apply to all relationships between Users and the Company regarding the use of the Service.
  2. The Company may establish rules and other provisions (hereinafter referred to as "Specific Provisions") in addition to these Terms for the Service. Specific Provisions, regardless of their name, shall constitute part of these Terms.
  3. In the event of conflict between these Terms and Specific Provisions, the Specific Provisions shall take precedence unless otherwise specified in the Specific Provisions.

Article 2 (Usage Environment)

  1. Users shall, at their own expense and responsibility, prepare terminal devices such as smartphones, tablets, or computers (hereinafter referred to as "User Terminals"), telecommunications equipment, other devices, and software necessary for using the Service, and connect them to the Internet.
  2. Users shall use a browser recommended by the Company when using the Service.
  3. The Company shall not be liable for any damages suffered by Users due to defects in User Terminals or Internet environments.

Article 3 (Account Registration)

  1. Persons wishing to use the Service (hereinafter referred to as "Applicants") must agree to these Terms, provide the Company with information designated by the Company (hereinafter referred to as "Registration Information") through methods separately determined by the Company, and apply for account registration for using the Service.
  2. The Company may refuse registration if it reasonably determines that an Applicant falls under any of the following reasons:
    • When there are errors, omissions, or malicious content in the input items designated by the Company
    • When there are suspicions of falsehood, forgery, impersonation, or assumed names in the Registration Information provided to the Company
    • When the person is a minor, adult ward, person under curatorship, or person under assistance, and has not obtained consent from legal representatives, guardians, curators, or assistants (collectively referred to as "Legal Representatives")
    • When the person corresponds to antisocial forces
    • When the Company reasonably determines it appropriate to refuse account registration for other reasons
  3. The Company shall not be obligated to explain the reasons for refusing registration to Applicants whose registration has been refused based on the preceding paragraph.
  4. Users must promptly complete change procedures through methods designated by the Company when changes occur in their Registration Information.
  5. The Company assumes no responsibility for disputes or troubles arising from defects or errors in Registration Information.

Article 4 (Account Management)

  1. Users shall manage their accounts at their own responsibility when using the Service and shall bear full responsibility for all actions taken using their accounts.
  2. The Company shall regard all actions taken using a User's account as actions by that User, regardless of the actual identity of the user.
  3. When Users discover loss, leakage, theft, or use by third parties of their accounts, they must promptly notify the Company and take necessary measures to prevent unauthorized use in accordance with the Company's instructions.
  4. The Company shall not bear any responsibility for damages incurred by Users due to use of accounts by third parties, unless the Company acted with intent or negligence.

Article 5 (Usage Fees)

  1. Users may generally use the Service free of charge. However, the Company may charge fees for all or part of the Service's functions and may provide a paid subscription (hereinafter referred to as the "Premium Plan"), coins usable within the Service (as defined in Article 9), and other paid services (collectively referred to as "Paid Services").
  2. The price, term, content, and conditions of each Paid Service are shown on the purchase screen or another screen designated by the Company. Unless otherwise indicated, displayed prices include consumption tax.
  3. The Company may change the prices and content of Paid Services. If a price change is to apply to an existing auto-renewing subscription, the Company or Paddle (as defined in Article 6) will give advance notice and take any other steps required by applicable law and Paddle's rules.
  4. Internet connection fees, communication charges, and other costs required to use the Service shall be borne by Users.

Article 6 (Payment)

  1. Users may purchase Paid Services on the Service's website (hereinafter referred to as "Web Checkout"). The displayed currency and payment methods may differ by country or region.
  2. For Web Checkout, the Paddle contracting entity for the buyer's location—Paddle.com Inc. in the United States, Paddle.com (Canada) Ltd. in Canada, and Paddle.com Market Limited elsewhere (collectively, "Paddle")—processes payments as the Merchant of Record (the authorized reseller). Purchases made through Web Checkout are subject to Paddle's Buyer Terms in addition to these Terms, and Paddle's name may appear on receipts, payment statements, or payment-related emails.
  3. Users shall pay fees in accordance with the price, taxes, and payment conditions displayed at the time of purchase.
  4. Minors must obtain prior consent from their Legal Representatives before purchasing Paid Services.

Article 7 (Automatic Renewal and Cancellation of the Premium Plan)

  1. Unless otherwise indicated on the purchase screen, the Premium Plan automatically renews for each displayed term, as a monthly plan or a yearly plan, and the fee is charged to the payment method registered through Web Checkout.
  2. To stop automatic renewal, Users must cancel before the next renewal date from the Service's settings screen or another screen designated by the Company, or from the customer portal provided by Paddle (the purchase management page accessible from the email Paddle sends at the time of purchase).
  3. Even after cancellation, Users may continue to use the Premium Plan's features until the end of the term already paid for.
  4. Logging out or deleting an account does not by itself stop the automatic renewal of the Premium Plan.
  5. If a User cancels during a term, no prorated refund will be given for the remainder of the term, except as provided in Article 10.

Article 8 (Free Trials)

  1. The Company may offer a free trial period for some Premium Plans (such as the yearly plan) under the conditions displayed on the purchase screen. The eligibility, length, and conditions of a free trial are as displayed on the purchase screen.
  2. Registration of a payment method may be required to start a free trial. Unless the User cancels using the method in paragraph 2 of the preceding Article before the free trial ends, the free trial automatically converts to a paid Premium Plan when it ends, and the fee is charged to the registered payment method.
  3. Under Paddle's rules or the Company's policies, a free trial may be limited to once per User.
  4. If a User cancels during the free trial, the User may continue to use the Premium Plan's features until the end of the free trial, and no fee will be charged.

Article 9 (Coins)

  1. Coins usable within the Service (hereinafter referred to as "Coins") consist of Coins purchased by Users for consideration (hereinafter referred to as "Paid Coins") and Coins granted free of charge by the Company through campaigns or other means (hereinafter referred to as "Free Coins").
  2. Coins may be used only for the functions or content designated by the Company within the Service and cannot be exchanged for cash, crypto-assets, points of other services, or any other property.
  3. The expiration period of Paid Coins is displayed on the purchase screen or another screen designated by the Company. If no such period is displayed, Paid Coins do not expire. If an expiration period is set for Free Coins, it will be displayed when they are granted.
  4. Unless otherwise indicated by the Company, Paid Coins are consumed before Free Coins.
  5. Coins may not be transferred, lent, sold, or pledged to any third party, or moved to another account.
  6. Purchased Paid Coins are not refundable except as required by law. If a refund is required by the Payment Services Act of Japan or other laws, such as when the Company terminates the entire Service, the Company will provide refunds in accordance with those laws.
  7. If the Company confirms that Coins were obtained or used through unauthorized purchases, chargebacks, exploitation of bugs, or other improper means, the Company may cancel those Coins, adjust the balance, or suspend their use.

Article 10 (Refunds)

  1. Except where otherwise required by law or where a refund is approved under the following paragraph, purchases of Paid Services cannot be cancelled after purchase and are non-refundable.
  2. Refunds for purchases made through Web Checkout are governed by the Company's separate Refund Policy, Paddle's Buyer Terms, and Paddle's Refund Policy. Requests must be submitted through the Paddle receipt, customer portal, or Paddle buyer support, and approved refunds are processed by Paddle.
  3. Nothing in this Article limits any statutory rights of Users under the Consumer Contract Act or other applicable laws.

Article 11 (Ownership of Intellectual Property Rights)

  1. All intellectual property rights related to the Service (including copyrights, patent rights, utility model rights, trademark rights, design rights, and other intellectual property rights, as well as portrait rights, publicity rights, and other rights, including the rights to acquire such rights or apply for registration of such rights) belong to the Company or third parties who have licensed such rights to the Company.
  2. Users may not, for any reason, engage in acts that infringe or may infringe intellectual property rights related to the Service (including but not limited to reproduction, modification, publication, distribution, transfer, public transmission (including making transmittable), decompilation, and reverse engineering).
  3. Notwithstanding the preceding paragraph, Users may post videos or still images using captured footage or screenshots of content on the Service to posting sites, etc., only in cases where (1) it is not for commercial purposes, or (2) it is for commercial purposes within the scope approved by the Company.

Article 12 (Collection or Use of Information)

  1. The Company shall properly handle personal information provided by Users in accordance with the "Privacy Policy" separately established by the Company.
  2. In addition to the preceding paragraph, the Company shall properly handle all information collected from Users (including registration information that does not constitute personal information) for the operation and quality improvement of the Service and other benefits to Users.

Article 13 (Prohibited Acts)

Users shall not engage in any of the following acts or acts that may fall under these categories.

  1. Acts that violate laws or public order and morals
  2. Criminal acts, acts that lead to crimes, or acts that encourage such acts
  3. Acts that infringe copyrights, trademark rights, and other intellectual property rights contained in the Service content, etc.
  4. Acts of registering as a User by providing false information, or providing or disseminating information contrary to facts to the Company or third parties in the Service
  5. Acts that destroy or interfere with the functions of servers or networks of the Company, other Users, or other third parties
  6. Acts of commercially using information obtained through the Service (including but not limited to acts of aggregating and selling content from the Service)
  7. Acts that may interfere with the operation of the Company's services, particularly acts of sending large volumes of requests
  8. Acts of unauthorized access or attempting such access
  9. Acts of collecting or accumulating personal information about other Users
  10. Acts that cause disadvantage, damage, or discomfort to other Users of the Service or other third parties
  11. Acts of impersonating other Users
  12. Advertising, promotion, solicitation, or business activities on the Service not authorized by the Company
  13. Acts aimed at meeting unknown persons of the opposite sex
  14. Acts of distributing computer viruses
  15. Acts of modifying, damaging, disassembling, decompiling, or reverse engineering programs used in the Service
  16. Acts of modifying, damaging, disassembling, decompiling, or reverse engineering the OS installed on terminal devices (including so-called "rooting" and "jailbreaking")
  17. Acts of directly or indirectly providing benefits to antisocial forces in connection with the Company's services
  18. Other acts that the Company deems inappropriate

Article 14 (Exclusion of Antisocial Forces)

  1. Users represent that they do not correspond to antisocial forces.
  2. Users pledge not to engage in, either by themselves or through third parties, any of the following acts or acts that may fall under these categories:
    • Violent demanding behavior
    • Unreasonable demanding behavior beyond legal responsibility
    • Threatening language or conduct, or acts using violence
    • Acts of damaging the Company's credit or interfering with the Company's business through spreading rumors, fraud, or force
    • Acts of involvement with organized crime groups, regardless of method or manner
  3. If it becomes clear that a User corresponds to antisocial forces, the Company may take necessary measures such as account deregistration without requiring prior notice or demand.
  4. The Company shall not be responsible for damages incurred by Users due to measures taken as specified in the preceding paragraph.

Article 15 (Suspension of Service Provision)

  1. The Company may, without prior notice to Users, temporarily or for an extended period, change the Service content or suspend or terminate the provision of the Service in any of the following cases:
    • When provision of the Service becomes difficult due to force majeure such as earthquakes, lightning, fires, power outages, or natural disasters
    • When computers or communication lines stop due to accidents
    • When compulsory disposition is carried out based on court orders or laws
    • When it is necessary to confirm the safety of the Service due to unauthorized access to the Service
    • Other cases where the Company determines that provision of the Service is difficult
  2. The Company may terminate the provision of the Service by giving prior notice to Users when there are unavoidable circumstances, and Users agree to this in advance.
  3. The Company shall not bear any responsibility for damages incurred by Users due to changes, suspension, or termination of the Service based on this Article, unless the Company acted with intent or negligence.

Article 16 (Usage Restrictions and Account Deregistration)

  1. The Company may take measures that it reasonably deems necessary, such as restricting or suspending all or part of a User's use of the Service, or suspending or deregistering the account, when a User's conduct falls under any of the following:
    • When any provision of these Terms is violated, or when the Company reasonably determines there is a risk of such violation
    • When it becomes clear that there are false facts in registration information
    • When there is non-performance of payment obligations such as fees
    • When payment is suspended or becomes impossible, or when applications are filed for commencement of civil rehabilitation proceedings, corporate reorganization proceedings, bankruptcy proceedings, special liquidation, specific mediation, or similar insolvency proceedings
    • When subjected to transaction suspension measures by a bill clearing house
    • When applications are filed for provisional seizure, provisional disposition, or other preservation orders, seizure or other compulsory execution, or commencement of security interest enforcement procedures regarding held assets
    • When applications are filed for seizure, provisional seizure, or auction
    • When there is involvement in criminal acts, money laundering, or terrorist financing, or when the Company reasonably determines there is suspicion thereof
    • When there is no response to communications from the Company for a certain period
    • When there has been no use of the Service for a certain period since the last use
    • Other cases where the Company determines that use of the Service is inappropriate
  2. The Company shall not be responsible for damages incurred by Users due to measures taken by the Company based on the preceding paragraph, unless the Company acted with intent or negligence.

Article 17 (Disclaimer of Warranties and Exemption)

  1. The Company makes no express or implied warranties that the Service is free from factual or legal defects (including defects, errors, bugs, and rights infringement related to safety, reliability, accuracy, completeness, effectiveness, fitness for particular purposes, security, etc.).
  2. Users understand that the services and information provided in the Service are of a nature that may be updated daily. The Company does not guarantee the permanence of the existence and content of the Service and information.
  3. The Company does not guarantee that the Service is compatible with all devices, operating systems, and browsers. The Company does not guarantee that it will resolve malfunctions in the use of the Service even when such malfunctions occur due to changes in the functions of operating systems, browsers, etc., through updates.
  4. The Company shall not bear any responsibility for any damages incurred by Users arising from the Service, except in cases of intent or gross negligence by the Company. However, this exemption provision shall not apply when the contract between the Company and Users regarding the Service (including these Terms) constitutes a consumer contract as defined in the Consumer Contract Act.
  5. Even in cases specified in the proviso of the preceding paragraph, the Company shall not bear any responsibility for damages arising from special circumstances (including cases where the Company or Users foresaw or could have foreseen the occurrence of damages) among damages incurred by Users due to breach of contract or tort caused by the Company's negligence (excluding gross negligence).
  6. The Company shall not bear any responsibility for transactions, communications, disputes, etc., that occur between Users and other Users or third parties regarding the Service.
  7. Compensation for damages incurred by Users due to breach of contract or tort caused by the Company's negligence (excluding gross negligence) shall be capped at 50,000 yen.

Article 18 (Changes to Service Content)

The Company may change, add, or discontinue the content of the Service with prior notice to Users, and Users agree to such changes.

Article 19 (Changes to Terms of Use)

  1. The Company may change these Terms without requiring individual consent from Users in the following cases:
    • When changes to these Terms conform to the general interests of Users
    • When changes to these Terms do not contradict the purpose of the Service usage contract and are reasonable in light of the necessity of changes, the appropriateness of the content after changes, and other circumstances related to the changes
  2. The Company shall notify Users in advance of changes to these Terms pursuant to the preceding paragraph, including the fact that these Terms will be changed, the content of these Terms after the change, and the effective date of such changes.
  3. When the Company changes these Terms, if Users use the Service after the effective date of the changes, or if one month passes after the effective date without taking contract termination procedures, Users shall be deemed to have agreed to the changed Terms, except when such effect is denied by law.

Article 20 (Prohibition of Transfer of Rights and Obligations)

Users may not transfer their position under the usage contract or rights or obligations based on these Terms to third parties, or provide them as security, without the Company's prior written consent.

Article 21 (Validity of These Terms)

  1. Even if some provisions of these Terms are deemed invalid based on laws and regulations, the validity of other provisions shall not be affected.
  2. Even if some provisions of these Terms are deemed invalid or cancelled in relation to certain Users, the validity with respect to other Users shall not be affected.

Article 22 (Governing Law and Jurisdiction)

  1. Japanese law shall be the governing law for the interpretation of these Terms.
  2. In the event of disputes regarding the Service, the Tokyo District Court shall have exclusive agreed jurisdiction as the court of first instance.
03
[CONTACT]

Informacion de contacto

Para consultas sobre los Terminos de Uso, contactanos en la siguiente direccion.

Direccion
4-13-7 Akatsutumi, Setagaya-ku, Tokyo 156-0044, Japan
Nombre de la empresa
CLOViZ Inc.
Departamento responsable
Headquarters
Contacto
info@cloviz.co.jp
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