Terms of Service

Effective Date: May 4, 2026
Last Updated: May 4, 2026


1. Introduction

These Terms of Service ("Terms") govern access to and use of the internal social media management tool (the "Service") operated by Naoki Matsukawa ("we," "us," or "our").

By accessing or using the Service, you agree to be bound by these Terms. If you do not agree, you must not use the Service.

Operator Information:


2. Service Description

The Service is an internal tool designed for the management of social media accounts owned or authorized by the Operator and authorized representatives.

The Service provides:

The Service operates exclusively in SELF_ONLY mode for TikTok integrations, meaning all posts require manual confirmation by the account holder before publication.

This Service is not a public-facing platform. Access is restricted to representatives authorized by the Operator.


3. Eligibility and Access

3.1 Authorized Users

Access to the Service is limited to:

3.2 Age Requirements

Users must be at least 18 years old.

3.3 Account Security

You are responsible for:


4. User Responsibilities and Acceptable Use

4.1 Compliance with Third-Party Terms

When using the Service to manage social media accounts, you must comply with:

4.2 Prohibited Use

You must not use the Service to:

4.3 Content Responsibility

You are solely responsible for the content you create, schedule, or post through the Service. The Operator does not endorse or take responsibility for user-generated content.


5. Intellectual Property

5.1 Service Ownership

The Service, including its software, design, and documentation, is owned by Naoki Matsukawa. All rights are reserved.

5.2 Your Content

You retain all rights to content you create and post through the Service. By using the Service, you grant us a limited license to process, store, and transmit your content solely for the purpose of providing the Service.

5.3 Third-Party Components

The Service incorporates open-source components, including:

These components are governed by their respective licenses.


6. Privacy

Your use of the Service is also governed by our Privacy Policy, which describes how we collect, use, and protect your information. By using the Service, you consent to the practices described in the Privacy Policy.


7. Disclaimer of Warranties

THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EXPRESS OR IMPLIED.

To the fullest extent permitted by law, we disclaim all warranties, including:

We do not guarantee:


8. Limitation of Liability

TO THE FULLEST EXTENT PERMITTED BY LAW, IN NO EVENT SHALL WE BE LIABLE FOR:

Our total liability, if any, shall not exceed the amount paid by you for the Service in the preceding 12 months (which, for an internal tool, is typically zero).


9. Account Suspension and Termination

9.1 Termination by Operator

We may suspend or terminate your access to the Service:

9.2 Termination by You

You may stop using the Service at any time by:

9.3 Effect of Termination

Upon termination:


10. Indemnification

You agree to indemnify and hold harmless Naoki Matsukawa from any claims, damages, or expenses (including reasonable attorneys' fees) arising from:


11. Changes to These Terms

We may modify these Terms at any time. Changes will be effective upon posting with an updated "Last Updated" date.

Continued use of the Service after changes constitutes acceptance of the modified Terms.

For significant changes, we will provide notice via email to active users.


12. Governing Law and Dispute Resolution

12.1 Governing Law

These Terms are governed by the laws of Japan, without regard to conflict of law principles.

12.2 Jurisdiction

Any disputes arising from these Terms shall be resolved in the courts of Japan, with the Tokyo District Court having exclusive jurisdiction in the first instance.

12.3 Informal Resolution

We encourage informal resolution of disputes. Please contact us at matsukawa@yaaha.co.jp before pursuing formal legal action.


13. Severability

If any provision of these Terms is held invalid or unenforceable, the remaining provisions shall continue in full force and effect.


14. Entire Agreement

These Terms, together with the Privacy Policy, constitute the entire agreement between you and us regarding the Service.


15. Contact Information

For questions about these Terms:

Naoki Matsukawa
Email: matsukawa@yaaha.co.jp


Last Updated: May 4, 2026