Business information

This page mirrors the disclosure required by Japan’s Act on Specified Commercial Transactions. Custom Mouse and Focus Clock are sold and delivered by Lemon Squeezy as Merchant of Record, which issues receipts, collects tax and handles refunds.

Seller	D24 (trade name) The owner’s legal name is disclosed without delay on request. (Each app is sold and delivered by Lemon Squeezy as Merchant of Record)
Person responsible	D24 Support Team The responsible individual’s name is disclosed without delay on request.
Address	Disclosed without delay on request.
Phone	Disclosed without delay on request.
Email	hello@d24.tokyo
Website	https://d24.tokyo
Price	As shown on each product page (currently Custom Mouse 3 USD and Focus Clock 3 USD, tax included). Lemon Squeezy calculates any applicable tax and shows it as part of that price at checkout.
Additional costs	Your own internet connection charges. We add no further fees.
Payment methods	Credit card and the other methods offered by Lemon Squeezy at checkout.
Payment timing	Charged at the time of order.
Delivery	The download link is emailed immediately after payment (if you buy on a phone, open the email on your Mac to install).
Requirements	Custom Mouse: macOS 11 (Big Sur) or later with an Apple Magic Mouse; launch-at-login requires macOS 13 or later. Focus Clock: tested on macOS 26 on Apple silicon Macs without a notch; needs no special permissions. Won’t open on macOS 12 or earlier. See each product page for details.
Returns and refunds	As a digital product, change-of-mind returns are not accepted. If it does not work as described on this site, tell us within 14 days of purchase and we refund in full; refunds are processed by Lemon Squeezy (see our refund policy). Email hello@d24.tokyo first and we’ll take care of it. See section 11 of the Terms.