Privacy Policy
Last updated: June 13, 2026
This is an English translation provided for convenience. The Japanese version is the official text and prevails in case of any discrepancy.
1. Information We Collect
The Service (sampo.) collects the following information:
- Account information: when you log in with a Google account, we obtain your name, email address, and profile picture.
- Created content: we store the titles, spot names, comments, photos, and location data of maps you create.
- IP address: to prevent spam and abuse, we temporarily record a hashed (non-reversible) form of your IP address.
- Location data: when you use current-location features, we obtain your device location (optional; can be declined).
- Analytics data: to improve the Service, page views, clicks, and similar data are sent to an analytics tool.
- Error data: to improve the Service, technical information at the time of errors is sent to an error-monitoring tool.
2. How We Use Information
- Providing, operating, and improving the Service
- User authentication and identity verification
- Preventing spam and misuse
- Error detection and debugging
3. Disclosure to Third Parties and Outsourcing
We do not provide collected information to third parties except in the following cases:
- When disclosure is required by law
- When handling is entrusted to the external services below to the extent necessary to operate the Service
The Service uses the following external services for its operation. Some of them may store and process information on servers outside Japan.
- Database and image storage
- Hosting
- Login authentication, map display, and analytics
- Error monitoring
4. Data Retention and Deletion
- Maps you create are retained until you delete them or the Service ends.
- You can delete your account from the settings on your page. Data cannot be restored after deletion.
5. Contact
For inquiries regarding this Policy, please contact us at the address below.