Last updated: Jan 18, 2026

Commercial Disclosure

Applicable website: https://tianliu.ai/

1. Merchant information

  • Legal entity name: Japan Tenryutei Co., Ltd. (日本天流亭株式会社)
  • Operator / Responsible person: 劉庄
  • Address: 1-35-10 Yorimiya, Uema-so 201, Naha-shi, Okinawa, Japan
  • Email: liu@tianliu.ai
  • Phone: 098 954 5714
  • Support: Email inquiries accepted 24/7; we reply within 48 hours

2. Products / services

  • Digital memberships: Monthly / Yearly / Lifetime (no auto-renewal)

3. Pricing & fees

  • Price: Displayed on each product page (JPY, tax included)
  • Additional fees: None

4. Payment methods & timing

  • Payment method: Credit card
  • Payment timing: Charged immediately at the time of purchase

5. Fulfillment / delivery

  • Digital membership (digital service): Activated immediately after successful payment

6. Cancellations & refunds

As a general rule, we do not offer refunds. However, we may issue refunds in certain cases, such as when the service cannot be provided for an extended period due to our fault, or when the payment succeeds but membership benefits are not granted and cannot be reasonably fixed.

For details, please see Refund & Cancellation Policy.

Refund requests: Please email liu@tianliu.ai with your order number, payment time, amount, account info, and a description of the issue.

7. Related policies