Commercial Disclosure

Based on the Specific Commercial Transactions Act (特定商取引法) · Last updated: August 18, 2026

SellerSEIWA HOLDINGS Inc.
Head of OperationsKume Akira
Address1699-5 Miyoshi, Saijo City, Ehime 799-1392, Japan
Phone Number070-9098-0938
Business hours: weekdays 10:00–18:00 JST (inquiries are also accepted by email)
Email Address[email protected]
Websitehttps://bookin.biz
PricePrices displayed on each plan's pricing page (tax included). See the pricing page for details.
Fees Other Than the Product PriceInternet connection and communication fees are borne by the customer. We do not charge any additional handling fees.
Payment MethodsCredit card (via Stripe) and other payment methods designated by the Company
Payment TimingCredit card: charged at the time of purchase. Subscriptions are charged automatically on each renewal date.
Service DeliveryAvailable immediately after payment is completed.
Returns & CancellationsDue to the nature of the service, returns are not accepted once the service has been provided. See the Refund Policy for refund conditions. Subscriptions can be cancelled from your account dashboard before the next renewal date.
System RequirementsWe recommend the latest versions of modern browsers such as Google Chrome, Safari, Microsoft Edge, or Firefox.