Privacy Policy

Egg Studio LLC (hereinafter referred to as "the Company") establishes this Privacy Policy (hereinafter referred to as "this Policy") regarding the handling of users' personal information in the application "BJJNote: Brazilian Jiu-Jitsu Note" (hereinafter referred to as "this App") as follows.

Article 1 (Protection of Personal Information)

The Company complies with laws and guidelines including the Personal Information Protection Law, and appropriately handles personal information provided by users.

Article 2 (Information We Collect)

This App collects the following information:

  1. App Usage Information
    • App usage statistics via Firebase Analytics
    • Crash reports
    • Performance data

Article 3 (Purpose of Information Use)

The Company uses the collected information for the following purposes:

  1. Providing app functions and improving services
  2. Providing user support
  3. Bug fixes and app improvements
  4. Usage statistics analysis (anonymized data only)
  5. Development of new features and quality improvement

Article 4 (Third-Party Disclosure of Information)

The Company will not provide users' personal information to third parties, except in the following cases:

  1. When user consent is obtained
  2. When required by law
  3. When necessary to protect human life, body, or property and it is difficult to obtain user consent
  4. When particularly necessary for improving public health or promoting the sound growth of children and it is difficult to obtain user consent
  5. When it is necessary to cooperate with a national agency, local government, or their commissioned parties in performing duties prescribed by law, and obtaining user consent would hinder the performance of such duties

Article 5 (Outsourcing of Information Handling)

The Company may outsource all or part of the handling of collected information within the scope necessary to achieve the purpose of use. In such cases, the Company will thoroughly examine the suitability of the outsourcing partner and establish necessary measures to prevent information leakage through contracts that stipulate proper management and confidentiality of personal information, implementing appropriate management.

Article 6 (Security Management System)

The Company takes necessary measures such as maintaining security systems and establishing management systems to prevent unauthorized access, loss, damage, alteration, and leakage of personal information, and implements security measures for strict management of personal information.

In this App, all practice data is securely stored within the device and is not transmitted externally. Information collected by Firebase Analytics is managed in accordance with Google's Privacy Policy.

Article 7 (Changes to Privacy Policy)

The Company may change this Policy as necessary due to changes in laws, additions or changes to app functions, and other reasons. The revised Privacy Policy will be notified within the App or on the website. Continued use of this App after changes will be deemed as consent to the revised Privacy Policy.

Article 8 (Contact Information)

For inquiries regarding this Policy, please contact the following:

Egg Studio LLC
Email: info@bjjnote.bjjhub.biz

Established: June 26, 2025
Effective: June 25, 2025