Terms of Use and Privacy Policy


Zukkey (“we”, “us”, or “our”) develops and operates applications for smartphones (“Application”). By using the Application, you are deemed to have agreed to these terms and conditions.

2.Information to be collected

The following user information will be obtained when using the application.

2.1 Collecting Application Usage

The apps we distribute may use Google AdMob for ad serving and Google Firebase Analytics for usage analysis. <!
We obtain ad IDs for ad serving, but we do not use them to identify individuals, etc.
For more information about the information we collect, how we use it, and how we provide it to third parties, please click on the Privacy Policy link below.

AdMob(Google Inc.)

Firebase Analytics(Google Inc.)

2.2 Collection of personal information when receiving inquiries and opinions

• 2.2.1 Email address of the sender, information that identifies the device (user support ID)

• 2.2.2 Details of your inquiry

3. Purpose of use

We will use the information collected in 2.2 to reply to your inquiries. We will also use the information collected in 2.2 to improve the quality of this application.

4. Management of personal information

In order to keep your personal information accurate and up-to-date, and to prevent unauthorized access, loss, damage, falsification, or leakage of your personal information, we will implement safety measures and strictly manage your personal information.

5. Prohibition of disclosure and provision of personal information to third parties

We will appropriately manage the personal information we receive from our customers and will not disclose it to any third party except in the following cases

・When there is consent from the customer

・When it is necessary to disclose the information based on laws and regulations

6. Compliance with and review of laws, regulations, and standards

In addition to complying with Japanese laws and regulations and other standards applicable to the personal information we hold, we will review the contents of this policy from time to time and strive to improve it.

7. Disclaimer

We do not guarantee that this application will be suitable for the user’s specific purpose, that it will have the expected functions, commercial value, accuracy, and usefulness, or that it will be free of defects.
We reserve the right to change the specifications of the application at our convenience. We shall not be liable to compensate you for any termination, modification, or unavailability of this application, loss of data or machine failure or damage caused by the use of this application, or any other damages incurred by you in connection with this application.

8. Copyrights, intellectual property rights, etc.

All copyrights and other rights belong to us or to third parties who own the rights.

9. Contact Information