Legal

Notation based on the Act on Specified Commercial Transactions

Last updated: October 18, 2026

This is an English translation for convenience. If there is any discrepancy, the Japanese version prevails.

Seller	NeXus AI LLC
Person responsible for operations	Koji Kitahara
Address	341-18 Ishigami, Kawaguchi-shi, Saitama 333-0823, Japan
Telephone number	We will disclose our telephone number without delay upon request. We do not accept inquiries by telephone. Please contact us via the contact form.
Email address	support@nexus-ai.jp Business hours: weekdays 10:00–18:00 JST (excluding Saturdays, Sundays, and Japanese public holidays)
Sales URL	https://ritomira.com
Sales price	Prices are as stated on the pricing page. All prices include tax.
Charges other than the sales price	Customers are responsible for the communication charges required to connect to the internet.
Payment method	Credit card payment (via Stripe)
Payment timing	Subscriptions: at the start of the contract and on each monthly renewal date
Service delivery timing	The service is available immediately after payment is completed.
Returns and cancellations	Cancellation of subscriptions You may cancel at any time from the Settings screen. By cancelling before the next renewal date, you can stop all subsequent charges. Even after cancellation, you may continue to use the service until the end of the period already paid for. Refunds Due to the nature of digital services (SaaS), as a general rule we do not provide refunds once provision of the service has begun. We do not provide prorated refunds. Service outages and defects If the service was not provided properly for reasons attributable to the Company, please contact us via the contact form. After confirming the circumstances, we will take appropriate measures, such as a refund for the affected period or an extension of the period of use.
System requirements	Recommended browsers: Google Chrome, Safari, Firefox, Microsoft Edge (latest version of each) An internet connection is required Registration with an email address or Google account and a connection to an X, Instagram or Threads account, or a Facebook Page, are required.