Notice Based on the Act on Specified Commercial Transactions
Last updated: June 19, 2026
This notice is provided in accordance with Japan’s Act on Specified Commercial Transactions.
Note: For paid apps and in-app purchases sold through the App Store, Apple Inc. is the seller (seller of record). This notice applies where we sell directly, such as through our own website.
Business name
suplum (trade name) / Representative: (Representative’s name)
Address
Disclosed without delay upon request.
Contact
We accept inquiries primarily by email via our Support page. A telephone number is disclosed without delay upon request.
Price
As shown on each service or app sales page. Displayed prices include consumption tax.
Additional fees
Internet connection charges required for use are borne by the user.
Payment method and timing
For purchases through the App Store, the payment method and timing follow Apple’s rules. For direct sales, they are shown on each sales page.
Delivery time
Available immediately after payment is completed (download / start of use).
Returns and cancellations
Due to the nature of digital content, returns and refunds after purchase are generally not accepted. Refunds for App Store purchases follow the procedures established by Apple.