Commercial Disclosure

Effective: October 12, 2026

Disclosure under Japan's Act on Specified Commercial Transactions (特定商取引法) for the paid plans of BuildPlan and BuildDrawing bought online. The Japanese text governs. The full terms are the Subscription and Payment Terms (https://www.build-ai.tech/en/billing/terms).

Seller and contact

Item	Details
Seller	Bileg Duro LLC (ビレグドゥロー LLC)
Person responsible	Sergelen Ganbat
Registered office	Yalalt Plaza Office, 4th Floor #409, 5th Khoroo, Chingeltei District, Ulaanbaatar, Mongolia
Japan office	1-22-7 Kasuga-koen, Kasuga-shi, Fukuoka, Japan
Email	contact@build-ai.tech
Telephone	+81 90-1013-3727 (Japan office)
Payment and resale	Dodo Payments sells the subscription as our reseller and merchant of record, and takes the payment.

Price and other costs

Item	Details
BuildPlan Pro	USD 20 a month, or USD 200 a year (tax not included)
BuildDrawing Pro	USD 10 a month, or USD 100 a year (tax not included)
Tax	Consumption tax and similar taxes are added at checkout and shown before payment.
Currency	You may be charged in your own currency at the rate shown at checkout.
Other costs	Internet connection and data charges, which are yours to bear.

Payment and delivery

Item	Details
How to pay	Credit or debit card, and any other method shown at checkout.
When you pay	When you subscribe, for the month or year ahead; then at the start of each following month or year, automatically, until you cancel.
When the service starts	As soon as the payment has gone through — normally within a minute.
Term	One month or one year, renewed automatically.

Cancellation and refunds

Item	Details
Cancelling	At any time, from "Manage subscription" in the application or by email. The plan stays until the end of the term already paid for; there is no fee.
Refunds	As a digital service available from the moment of payment, a term that has started is not refunded. A charge made twice, by mistake or after cancellation is refunded, as is anything the law requires.
If a renewal payment fails	The paid plan ends at the end of the paid term and the account returns to the Free plan.

What you need

A current version of Chrome, Edge, Safari or Firefox and an internet connection. BuildPlan and BuildDrawing are sold separately: a subscription to one does not include the other.