Search Ads Changes on Indexes related to Impression Share
-October 22, 2020: Updated the schedule.
(Before) To be determined
(After) Sequentially releasing from October 21, 2020.
*We will announce once the release completed
-October 15, 2020: Updated the schedule.
(Before) Mid October 2020
(After) To be determined
-October 2, 2020: Updated the schedule.
(Before) October 5, 2020
(After) Mid October 2020
Document Number: APIE-FY20-2090
Thank you for using Yahoo! JAPAN Ads.
We will change some calculations on reporting items related to impression
share of Search Ads. Please see the following details.
Once again, thank you for using Yahoo! JAPAN Ads.
To be determined
The data used for calculations of the following reporting items will
change. Currently, in addition to search sites, we are calculating the
value based on data such as image search, in-site search, and ad
display according to the keywords displayed on the site.
After the effective date, the value of the reporting items will be
calculated based only on the data of the ad displayed on the search site.
Therefore, the value of reporting items may change after the effective
[Reporting items to be changed]
- Exact Match Impression Share
- Search absolute top impression rate
- Search top impression rate
- Impression Share
- Search top impression share
- Search absolute top impression share
- Budget Lost Impression Share
- Search lost top impression share (budget)
- Search lost absolute top impression share (budget)
- Lost Impression Rate (Position)
- Search lost top impression share (rank)
- Search lost absolute top impression share (rank)
When you create a performance report (or check the performance data
of the Campaign Management Tool) after the effective date, the data
values on past dates will also be changed to the values calculated
based on the new specifications.
Therefore, you need to get performance reports before the effective
date if you want to check the data values calculated based on the
If you have any questions, please contact us.
Yahoo! JAPAN API support team