Privacy Policy
Prosperiti Partners (the "Company") appropriately handles the personal information of users of the business support app and service "Prosperiti" provided by the Company (the "Service") in accordance with the following policy.
1. Business information
Business name: Prosperiti Partners
Contact: yamashita@prosperiti-p.jp (General Affairs and Human Resources Department)
2. Information we collect
The Service collects the following information in order to provide and operate it.
- Account information: name, email address and user ID (for login and identity verification)
- Usage data: usage within the app, such as operations and screen transitions (to understand the quality and performance of the Service)
- Diagnostic data: diagnostic information such as error information and device environment when a problem occurs (to detect failures and make improvements)
* The Service is a business management tool for businesses. Information about customers and others that users (staff) enter in the course of their work is handled under the management of the business concerned.
3. Purposes of use
- To provide the Service and for authentication and identity verification
- To maintain, operate and improve the quality of the Service, and to consider new features
- To detect problems and failures, investigate their causes and respond to them
- To respond to inquiries
- To respond as required by law
4. Provision to third parties
The Company does not provide personal information it has obtained to third parties, except in the following cases.
- When the person has consented
- When required by law
- When it is necessary to protect a person's life, body or property and it is difficult to obtain the person's consent
5. Outsourcing and use of external services
To provide the Service, we outsource to or use external cloud providers for authentication, data storage, analytics, failure monitoring and similar purposes (e.g. Supabase, Vercel [including access analytics and Speed Insights], Sentry [failure monitoring], Google [when calendar integration is used]). We appropriately supervise these contractors so that security control measures are taken.
6. Cookies and access analytics (external transmission)
Our website uses "Google Analytics", provided by Google LLC, to understand and improve how the site is used. Through cookies and similar technologies, access information such as the pages viewed, device/browser information and approximate location is sent to Google. The information sent does not include information that directly identifies an individual, such as a name or phone number.
- Recipient: Google LLC (Google Analytics)
- Information sent: cookie identifiers, pages viewed and referrers, device/browser information, approximate location and other access information
- Purpose: analyzing how the site is used, and improving its quality and content
For how Google handles information, please see Google's Privacy Policy.
* Access analytics is enabled by default, but you can stop measurement in your browser (opt out) by choosing "Do not allow" in the "Notice on access analytics (external transmission)" shown at the bottom of the site. You can also use Google's official opt-out browser add-on.
7. Security control measures
The Company takes necessary and appropriate measures to prevent the leakage, loss or damage of personal information it has obtained and otherwise to manage it securely. Communications are encrypted, and access rights are controlled according to roles.
8. Requests for disclosure, correction, deletion, etc.
Users may request the disclosure, correction, suspension of use, deletion, etc. of their own personal information held by the Company. Please contact the inquiry desk below. After verifying your identity, we will respond in accordance with the law.
9. Inquiry desk
Prosperiti Partners, General Affairs and Human Resources Department
Email: yamashita@prosperiti-p.jp
10. Revisions to this policy
The Company may revise this policy in response to changes in laws or improvements to the Service. If there are important changes, we will announce them on the Service.
Established: June 24, 2026