Privacy Policy
This policy explains how personal information is collected, used, and protected in Kinsho AI.
Last updated: March 13, 2026
Kinsho AI is a product and service operated by Tenjin Tech Company LLC.
We treat personal information and customer business data as critical assets and handle them in accordance with applicable laws and security best practices.
1. Information We Collect
- Account information (name, email, organization, authentication data)
- Inquiry and support information (contact details, messages, attachments)
- Usage data (logs, IP address, browser/device data, cookies)
- Service data (prompts, brand data, reports, uploaded materials)
- Billing data (subscription status and invoice data). Card details are processed by payment processors.
2. How We Use Information
- To provide, maintain, and improve Kinsho AI
- To authenticate users and prevent abuse or security incidents
- To fulfill contracts, process billing, and provide support
- To analyze product usage and improve reliability and performance
- To comply with legal obligations and protect legal rights
3. Sharing and Processors
- We do not sell personal information.
- We may share data with trusted processors (cloud, payment, email, analytics) only as necessary to operate the service.
- All processors are bound by contractual security and confidentiality obligations.
4. Cookies
- We use cookies and similar technologies for authentication, session continuity, security, and essential product settings (for example: access_token, refresh_token, and logged_in cookies).
- You can disable cookies in browser settings, but some features may not function correctly.
- We do not use third-party advertising cookies for ad targeting.
5. Security Measures
- We apply access controls, encryption in transit, audit logging, and role-based permissions.
- Sensitive integration tokens (such as OAuth tokens) are encrypted at rest.
- We maintain operational controls for backups, incident response, and vulnerability management.
6. Data Retention
- We retain data only for as long as necessary to provide the service or meet legal requirements.
- After retention periods, data is deleted or anonymized using appropriate methods.
7. Data Subject Rights
- You may request access, correction, deletion, or restriction of your personal data, subject to applicable law.
- We may verify identity before processing such requests.
8. Minors
- If you are under the legal age in your jurisdiction, please use the service only with consent from a parent or guardian.
9. Policy Updates
- We may update this policy from time to time due to legal, security, or product changes.
- Material updates will be posted on this page with an updated effective date.
10. Contact
- Operating company: Tenjin Tech Company LLC
- Product: Kinsho AI
- Address: Quadri Foglio 8F, 5-14 Kinkocho, Kanagawa-ku, Yokohama-shi, Kanagawa 221-0056, Japan
- Email: contact@tenjin-tech.com
- Phone: 080-7497-2446 (Weekdays 10:00-18:00 JST)