Last updated [4 Oct 2022]

We respects the privacy of our users. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our application. Please read this Privacy Policy carefully. IF YOU DO NOT AGREE WITH THE TERMS OF THIS PRIVACY POLICY, PLEASE DO NOT USE THE APPLICATION.
We reserve the right to make changes to this Privacy Policy at any time and for any reason. We will alert you about any changes by updating the “Last updated” date of this Privacy Policy. You are encouraged to periodically review this Privacy Policy to stay informed of updates. You will be deemed to have been made aware of, will be subject to, and will be deemed to have accepted the changes in any revised Privacy Policy by your continued use of the Application after the date such revised Privacy Policy is posted.


We don’t directly collect information about you in this app. However, If you contact us directly, we may receive additional information about you such as your name, email address, phone number, the contents of the message and/or attachments you may send us, and any other information you may choose to provide.


We do not sell personal information to third parties. We use the data collected to maintain our services, provide customer support, measure and analyze service usage, provide advertising, and provide customer notification messages.


We may share information we have collected about you in certain situations. Your information may be disclosed as follows:

By Law or to Protect Rights

If we believe the release of information about you is necessary to respond to legal process, to investigate or remedy potential violations of our policies, or to protect the rights, property, and safety of others, we may share your information as permitted or required by any applicable law, rule, or regulation. This includes exchanging information with other entities for fraud protectionand credit risk reduction.

Third-Party Service Providers

We may share your information with third parties that perform services for us or on our behalf, including payment processing, data analysis, email delivery, hosting services, customer service, and marketing assistance.

Marketing Communications

With your consent, or with an opportunity for you to withdraw consent, we may share your information with third parties for marketing purposes, as permitted by law.

Third-Party Advertisers

We may use third-party advertising companies to serve ads when you visit the Application.
These companies may use information about your visits to the Application and other websites that are contained in web cookies in order to provide advertisements about goods and services of interest to you.

Google Analytics

Google Analytics is a web analytics service provided by Google that tracks and reports website traffic; Google uses the collected data to track and measure the usage of our services. This data is shared with other Google services. Google may use the collected data to personalize ads on its ad network to suit your situation.For more information about Google’s privacy practices, please see below.

Google Privacy policy


Firebase is an app analytics service provided by Google that tracks and reports app traffic. For more information on the types of information Firebase collects, please visit the following websites

Google Privacy policy

Google AdMob

AdMob is an advertising service provided by Google that uses Google advertising cookies to serve ads based on the sites you visit, our services, and other sites on the Internet.

For more information about how Google uses the information it collects, please visit

・ Google privacy policy


We use administrative, technical, and physical security measures to help protect your personal information. While we have taken reasonable steps to secure the personal information you provide to us, please be aware that despite our efforts, no security measures are perfect or impenetrable, and no method of data transmission can be guaranteed against any interception or other type of misuse. Any information disclosed online is vulnerable to interception and misuse by unauthorized parties. Therefore, we cannot guarantee complete security if you provide personal information.


We do not knowingly solicit information from children under the age of 13.
Another part of our priority is adding protection for children while using the internet. We encourage parents and guardians to observe, participate in, and/or monitor and guide their online activity.Our Website does not knowingly collect any Personal Identifiable Information from children under the age of 13. If you think that your child provided this kind of information on our website, we strongly encourage you to contact us immediately and we will do our best efforts to promptly remove such information from our records.


We may offer products and services for a fee within our services. In such cases, we use a third party service to process the payment.
We do not store or collect payment card details. That information is provided directly to the third party payment processor whose use of your personal information is governed by their privacy policy. The payment methods we handle are as follows

payment at the App Store

Apple’s privacy policy can be found at Apple Privacy Policy.

Apple Privacy policy


If you have questions or comments about this Privacy Policy, please contact us at:
Kaiya Co.
254 Ameyacho,Shimogyoku,Kyoto,Japan