Terms of Service


Last updated: February 12, 2025

These Terms of Service (“Terms”) set out the Terms for RikaiAI for Slack (“RikaiAI”) and its related websites and services (collectively, the “Service”), provided by OTis Co., Ltd. (“OTis”, “we”, “us”, “our”). These Terms constitute a legally binding agreement between you and OTis.

Please read these Terms carefully before using the Service and use it only if you agree to the contents. If you do not agree to these Terms, please stop using the Service immediately.

1. Changes to the Terms

OTis reserves the right to change these Terms, the Service content, or fees as necessary. We will notify you of any fee changes in a reasonable manner 30 days prior to the changes. If you continue to use the Service after the changes to these Terms are made, you will be deemed to have agreed to the changes.

Notice will be given via email or in-app notification. Please keep your contact information up to date at all times.

2. Privacy and Data Handling

Use of the Service is subject to the Privacy Policy established by OTis. By using the Service, you agree to have your data handled in accordance with the Privacy Policy.

3. Use of the Service

When using the Service, you understand and agree that:

4. Your Account

When you install RikaiAI, an account (“Acount”) will be created that is associated with your Slack workspace. You represent and warrant that with respect to your account:

5. Fees and Payment for the Service

RikaiAI is offered on the following fee schedule:

5.1. Refund Policy

Fees are non-refundable in principle. There will be no refunds or credits for partial months of service.

6. Changes and Termination of the Service

OTis reserves the right to:

You may terminate your use of the Service by uninstalling RikaiAI from your Slack workspace. If you have any outstanding fees, you may still be billed after termination.

7. User-Generated Content

RikaiAI will access your data (messages and event information) within your Slack workspace. We will use the data only to the extent necessary to provide the Service, and will follow the Privacy for storage periods.

Restrictions: You warrant that the content you post:

8. Intellectual Property Rights

All intellectual property rights related to RikaiAI and the Service (such as code, design, and content) belong to OTis. You are granted a limited license, but ownership remains with OTis.

Prohibited Actions:

9. Exclusion of Warranties

The Service is provided on an “as is” and “as available” basis. OTis does not warrant that: • The Service will be provided without interruption. • Translations and functions will be completely accurate. • Defects in the service will be corrected.

10. Limitation of Liability

OTis and its affiliates are not liable for the following damages:

11. Dispute Resolution

These terms are governed by the laws of Japan. You agree that any disputes relating to these Terms or the Service shall be brought to the Tomakomai Branch of the Sapporo District Court. Any disputes that you may have with OTis shall be resolved individually, without resorting to any form of class action.

12. General Provisions

Contact Us

If you have any questions about these Terms or the Service, please contact us at [email protected].