Product
Yahoo! JAPAN Ads Display Ads (Auction)

Tool
Campaign Management Tool
Campaign Editor

Schedule
December 17, 2025
*This date is subject to change.

Summary
We will change the display rules for reach metrics [impressions, users] in the list of placement URLs that appears when selecting “Select URL/ad place name you searched” in the placement list create and edit view.

• Before: Reach per device [PC, smartphone, tablet]
• After: Total reach across all devices

This change reflects adjustments made in response to changes in circumstances since the feature was introduced.