Commercial Disclosure

Disclosure under Japan's Act on Specified Commercial Transactions. Last updated: 2026-10-26

Seller

Satoru Tokuhisa (trading as interdisciplinary design lab.)

Person responsible

Satoru Tokuhisa

Address

Disclosed without delay upon request.

Phone

Disclosed without delay upon request.

Email

info@dangkang.com

Price

dCal for Mac (direct purchase): US$14.99, tax included

You pay the amount shown on the checkout page. It includes any sales tax or VAT required where you live, and may be shown converted to your local currency.

Additional fees

None.

Internet connection charges for downloading are your responsibility. Your card issuer may charge a currency conversion fee.

Payment method

Credit or debit card, Apple Pay, Google Pay, Link, and others (processed by Stripe)

How payments are handled

Direct purchases use Stripe's Managed Payments. Link, Stripe's payment service, processes the payment as the merchant of record and sends your receipt.

The charge appears on your card statement as "LINK.COM* DCAL APP".

Payment timing

Charged when you place your order.

Delivery

Within 3 business days of payment, the app is sent to the email address you used at checkout.

Format

A macOS application notarized by Apple, sent by email as a zip file.

Directly purchased copies do not receive updates. You keep the version you receive.

System requirements

macOS 13 (Ventura) or later (Apple silicon or Intel)

Returns and refunds

As a digital product, dCal is not returnable or refundable for change of mind.

If it does not launch correctly on a system that meets the requirements above, contact us within 14 days of purchase for a full refund.

Refunds requested through Link support may also be granted at Stripe's discretion.

Purchases on the App Store

When you buy dCal on the App Store, Apple is the seller, and Apple's terms apply to pricing, payment, and refunds.