This privacy policy governs your use of the website and software application MusNavi (the “Application”) for mobile devices. The Application was created by Tetra Architects. (“us” or “we”).

User-Provided Information

The Application obtains the information you provide when you download and register the Application. You must register in order to use the Application.

When you register with us and use the Application, you generally provide

  1. your name, email address, and other registration information;
  2. transaction-related information, such as when you write reviews, comment on reviews, or download or use applications from us;
  3. information you provide us when you contact us for help;
  4. information you enter into our system when using the Application, such as profile information; and
  5. information regarding your location, provided by your device’s GPS and/or alternative location reporting functionality, as well as date and time information with respect to your location.

We may use the information you provide to us to contact you from time to time to provide you with important information, required notices, and marketing promotions.

Automatically Collected Information

In addition to User-Provided Information, the Application may collect certain information automatically, including, but not limited to, the type of mobile device you use, your mobile device’s unique device ID, the IP address of your mobile device, your mobile operating system, the type of mobile Internet browsers you use, and information about the way you use the Application.

Only aggregated, anonymized data is periodically transmitted to external services to help us improve the Application and our service. We will share your information with third parties only in the ways that are described in this privacy statement.

We may disclose User-Provided Information and Automatically Collected Information:

You can stop all collection of information by the Application by uninstalling the Application. You may use the standard uninstall processes as may be available as part of your mobile device’s operating system or via the mobile application marketplace or network. You can also request to opt out via email by contacting "".

Data Retention Policy; Managing Your Information

We will retain User-Provided Information for as long as you use the Application and for a reasonable time thereafter. If you would like us to delete User Provided Information that you have provided via the Application, please contact us at "" and we will use our best efforts to respond within a reasonable time. Please note that some or all of the User-Provided Information may be required in order for the Application to function properly.


We are concerned about safeguarding the confidentiality of your information. We provide physical, electronic, and procedural safeguards to protect information we process and maintain. For example, we limit access to this information to authorized employees and contractors who need to know that information in order to operate, develop or improve our Application. Please be aware that, although we endeavor provide reasonable security for information we process and maintain, no security system can prevent all potential security breaches.


This Privacy Policy may be updated from time to time for any reason. We will notify you of any changes to our Privacy Policy by posting the new Privacy Policy on the Application’s website. You are advised to consult this Privacy Policy regularly for any changes, as your continued use of the Application is deemed approval of all changes.

Your Consent

By using the Application, you are consenting to our processing of your information as set forth in this Privacy Policy now and as amended by us from time to time. “Processing”, means using cookies on a computer or hand-held device or using or acting upon information in any way, including, but not limited to, collecting, storing, deleting, using, combining and disclosing information, all of which activities will take place in Japan. If you reside outside Japan, your information will be transferred, processed and stored there under applicable privacy standards.

Contact us

If you have any questions regarding privacy while using the Application, or have questions about our practices, please contact us via email at "".

Last updated: September 1st, 2015