Seller Information

Disclosure under the Specified Commercial Transactions Act of Japan

Last updated: October 29, 2026

Seller
TSUKIWA Inc.
Representative
Hidenori Tamai, Representative Director
Address
6F Shop & Office Bldg., Kashiwanoha Campus 148-2
178-4 Wakashiba, Kashiwa-shi, Chiba 277-0871, Japan
Telephone
+81-70-9040-3912 (10:00–17:00 JST, weekdays)Telephone support is available in Japanese only. Please use the email address below for inquiries.
Price
NMai Intelligence Fortress, Paid Plan: JPY 1,980 per month (tax included)JPY 1,800 plus 10% Japanese consumption tax. Prices for other services are shown on the purchase page for each service (tax included).
Additional costs
Internet connection charges and similar communication costs are borne by the customer.
Payment method
Credit cardPayment is processed on a checkout page provided by Stripe, our payment processor. You are taken to that page from the plan-change screen of the Service. The Company does not collect or store credit card numbers or other payment details.
Payment timing
The first payment is charged at the time of subscription. Subsequent payments are charged automatically on each renewal date.
Delivery of the service
The service becomes available immediately after payment is completed.
Cancellation
You may cancel at any time. After cancellation you may continue to use the service until the end of the period already paid for. No charge is made on or after the next renewal date.
Refunds
Because of the nature of a digital service, refunds are not generally provided after payment is completed. This does not apply where the Company was unable to provide the service for reasons attributable to the Company.
System requirements
A Google Workspace account, or a personal Google Account (@gmail.com)
Computer: a current version of a major browser (Google Chrome recommended)
Smartphone: the Gmail appInitial setup must be carried out on a computer.

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