Purpose of use of personal information
This site(ku-ma.net) and our mobile applications(including the developer name:Nobuyuki Kumakura) may require personal information such as your name and email address when making inquiries by email .
These personal information will be used for answering inquiries, and will not be used for any other purpose.
In this site and our mobile applications, personal information will be properly managed and will not be disclosed to third parties unless there is a need for disclosure by law, etc., if the individual consents.

Disclosure, correction, addition, deletion and suspension of use of personal information
If you wish to disclose, correct, add, delete, or discontinue the use of your personal information, we will promptly respond after confirming your identity.

About the User agent of the browser
In order to display the site of either PC or smartphone, cookies have acquired the User agent of the browser.

About advertising

About Google Adsense and AdMob
This site uses third-party advertising service "Google Adsense".
And our mobile applications use third-party advertising service "Google AdMob".
Ad distributors may use cookies to display advertisements that match the user's interests.
Please refer to " Advertising - Privacy & Terms - Google " in the Goolge site, for more information about cookies disabling settings and Google Adsense.

About access analysis tool
This site uses Google access analysis tool "Google analytics".
This Google analytics uses cookies to collect traffic data. This traffic data is collected anonymously and is not personally identifiable.
This feature can be rejected by disabling cookies, so please check your browser settings.
For more information on these terms, please refer to " Terms of Service Google Analytics - Google "in the Goolge site.

About mobile applications
We have released mobile applications (iOS) on the Apple App store.
Our mobile applications include the developer name:Nobuyuki Kumakura.
Mobile application uses "Google Analytics," "Google Firebase Analytics," and "Google Firebase Crashlytics" to automatically obtain anonymous statistical information to improve quality.
Please refer to Google's " Privacy & Terms – Google " for the coverage of information acquired.
Mobile applications use the third-party advertising service "Google AdMob".
Please refer to Google's " Advertising – Privacy & Terms – Google "for more information about AdMob.
Mobile applications use Behavioral Targeting Advertising. Please refer to Apple's " Personalized ads - Apple "for turn off that ads.
For the privacy policy of each mobile application, please see the details under " Nobuyuki Kumakura " in the Apple App store or the help screen of each mobile application.

About privacy policy change
This site complies with Japanese laws and regulations and improves the content of the privacy policy in a timely manner.
An improved privacy policy is always disclosed on this page.

17/Aug/2020 added about the mobile application.

31/Oct/2023 "About mobile applications" added information related to Google.The description of "About Amazon Associate Program (Japan)" has been deleted because we no longer use it.