In our(BOOK WALKER Co.,LTD.) service, we use technology which can ascertain the status of access from a user’s computer, such as “cookies” which check the user by sending a small data file from the server to the user's hard disk or memory or a “web beacon,” to obtain the activity history and statistics of the user's website and also the user's device-specific ID (including device information, device-specific ID, browser type and version, used language and IP address) etc.
Access information such as cookies and device-specific IDs used by us does not include any information that identifies individuals.

We mainly use access information such as cookies and device-specific IDs for the following purposes:

• Customizing website content and page information

  To make our website more convenient, we use cookies to provide personalized information to each user, such as article recommendations and simplified access etc.

• Efficient advertisement delivery to users

  When delivering advertisements by us or third-party companies, access information such as cookies is used to efficiently deliver advertisements such as behavioral targeting.

If you visit a page that displays advertisements distributed by a third party, the third party will also obtain cookie information. Cookie information collected at these sites will not be provided or disclosed to us and will be managed in accordance with the privacy policy established by the third-party company.
For more information on how cookies are used, what information is captured by cookies, and how to stop collecting (opt-out), please visit the following websites:

We use cookies to statistically track and store the actual number of users, access trends, and browsing history for the purpose of improving services.

The following third-party systems may be used to collect information using cookies. Please refer to the following websites for information on the privacy policy of third-party systems and how to stop collecting information (opt-out).

Google Analytics (Google Inc.)

• Universal Analytics Security and Privacy
• Google Analytics opt-out add-on

NewRelic（New Relic, Inc.）

• General Data Privacy Notice