Legal

Terms of Use

Page Summary

  • Audience

    Audience: all sumlia users and guardians where applicable.

  • Important Point

    Important point: users under 18 need parental consent, and paid plans auto-renew.

  • Required Action

    Required action: review prohibited conduct, cancellation timing, and your non-waivable local consumer rights before use.

Effective date
2026-02-09
Last updated
2026-02-09

1. Scope

These Terms apply to all users of sumlia and define the legal relationship between users and the operator.

Any policy, guideline, or rule posted in the service forms part of these Terms.

2. Eligibility and Parental Consent

Users under 18 may use the service only with consent from a parent or legal guardian.

Parents or guardians are responsible for supervising minors and managing account and billing access.

3. Account Responsibilities

You must provide accurate registration information and keep it up to date.

You are responsible for safeguarding your login credentials.

4. Prohibited Conduct

You must not:

  • violate applicable laws or third-party rights
  • attempt unauthorized access, reverse engineering, or service disruption
  • use the service for fraudulent, abusive, or harmful behavior

5. Subscriptions and Billing

Paid plans renew automatically unless canceled before the next renewal date.

Pricing, billing cycle, and taxes are shown at checkout or on the pricing page.

6. Intellectual Property

All content, software, and related rights in the service are owned by the operator or lawful licensors.

You may not copy, distribute, or exploit service materials beyond permitted personal use.

7. Disclaimers and Limitation of Liability

The service is provided on an "as is" and "as available" basis.

To the maximum extent permitted by law, liability is limited to the total fees paid in the previous 12 months, except for willful misconduct or gross negligence.

8. Governing Law and Jurisdiction

These Terms are governed by the laws of Japan.

The Osaka District Court shall have exclusive jurisdiction as the court of first instance for disputes arising out of or in connection with these Terms or the service.

9. Mandatory Consumer Rights by Region

If consumer-protection laws in your country or region grant rights that cannot be waived by contract, those rights remain applicable.

Where a clause in these Terms conflicts with mandatory local law, we will apply the minimum change required to comply with that law.

10. Required Content

The following points are mandatory parts of this contract.

  • Scope of these Terms and related policies
  • Parental consent requirement for users under 18
  • Auto-renewing subscription and cancellation deadline
  • Prohibited conduct and potential account restriction
  • Disclaimer, liability cap, governing law, and jurisdiction
  • treatment of non-waivable consumer rights under local mandatory law

11. Recommended Content

To reduce disputes, users and guardians are advised to:

  • review account and payment settings regularly
  • check policy updates before continuing use
  • contact support before use when any clause is unclear