- Operator
- EISOL LLC (英智ソリューションズ合同会社), Tokyo, Japan
- Representative
- Taketo Tanaka
- Address / phone
- Disclosed without delay upon request — contact the email below.
- Price
- Shown on each book's or plan's purchase page (tax included). Free books are free.
- Additional charges
- Internet connection charges are borne by the customer.
- Payment
- Credit card via Stripe. Single books are charged at purchase; monthly plans are charged at signup and renew automatically.
- Delivery
- Available immediately after payment (personalized editions: promptly after generation completes).
- Cancellation
- Cancel a plan anytime; access continues until the end of the paid period. Due to the nature of digital content, refunds after delivery and partial-period refunds are not provided (defects are handled individually).
- Requirements
- A current modern browser (desktop or mobile).