Access information and device-specific IDs acquired by cookies and web beacons
In our 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
・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.
Web site traffic surveys such as user numbers
for the purpose of improving services.
Google Analytics（Google Inc.）
Tresure Data (Treasure Data Corporation)