Terms of Use

These Terms of Use (hereinafter referred to as the "Terms") set forth the terms and conditions for using the smartphone application "OurTeeth" (hereinafter referred to as the "App") provided by the operator of OurTeeth (hereinafter referred to as the "Operator").

Article 1 (Applicability)

1. These Terms apply to all relationships between the User and the Operator regarding the use of the App. By using the App, the User is deemed to have agreed to these Terms.

Article 2 (Important Notice regarding Medical and Tax Matters)

1. Not a Substitute for Diagnosis/Treatment: This App is a tool for Users to record and manage dental information and images. It is NOT a substitute for diagnosis, treatment, or advice by a dental professional. If you feel any physical abnormality, please consult a specialized medical institution immediately.
2. No Guarantee of Calculations: Although this App includes functions to aggregate medical expenses, these are strictly for reference purposes and do not guarantee accuracy for tax procedures such as tax returns. Please consult with a tax office or tax accountant for tax declarations.

Article 3 (Paid Plans and Subscription)

1. Auto-Renewal: Paid plans (Premium Plan) will be automatically renewed and charged unless canceled at least 24 hours before the end of the subscription period.
2. Cancellation and Refunds: Cancellation must be done via the User's device settings (Apple ID management screen). Deleting the App or deleting your account within the App does not cancel the subscription. Unless required by law, no refunds will be made for fees already paid.

Article 4 (Data Management and Backup)

1. Backing up data (text, images, etc.) input and saved in this App shall be done at the User's own responsibility.
2. The Operator assumes no obligation to restore data or liability for damages even if data is lost due to system failure, communication errors, server attacks, or other operational reasons.

Article 5 (Disclaimer of Warranty)

1. The Operator makes no warranty, either express or implied, regarding defects in fact or in law (including safety, reliability, accuracy, completeness, effectiveness, fitness for a particular purpose, security defects, errors, bugs, or infringement of rights) of the App.
2. The Operator shall not be liable for any damages incurred by the User arising from the App, except in cases of willful misconduct or gross negligence by the Operator.

Article 6 (Limitation of Liability)

1. Even if the Operator is liable for damages to the User based on the Consumer Contract Act or other laws, the Operator shall not be liable for special damages (including cases where the damage was foreseen or foreseeable) arising from the Operator's negligence (excluding gross negligence).
2. In cases where the Operator is liable for damages, the amount of compensation shall be capped at the total usage fees paid by the User to the Operator in the 12 months preceding the occurrence of the damage.

Article 7 (Affiliates and External Services)

1. The App may contain links or advertisements to services provided by third parties, such as Rakuten Affiliate. Transactions, service contents, and privacy management on linked websites are the responsibility of such third parties, and the Operator assumes no responsibility for them.

Article 8 (Modification and Termination of Service)

1. The Operator may modify the contents of the App or terminate its provision without prior notice to the User. The Operator shall not be liable for any damages incurred by the User as a result of such actions.

Article 9 (Governing Law and Jurisdiction)

1. These Terms shall be governed by and construed in accordance with the laws of Japan.
2. The Tokyo District Court shall have exclusive primary jurisdiction over any disputes regarding the App.

Enacted: December 30, 2025