Yahoo! JAPAN Ads API | Developer Center
日本語2025/08/05
Display Ads (Auction): Launch of ad delivery on "Yahoo! JAPAN Disaster Alert" app
Updates
August 5, 2025: We completed this release.
July 15, 2025: We announced this information.
Product
Yahoo! JAPAN Ads Display Ads (Auction)
Date
August 4, 2025
Summary
Display Ads (Auction) are now available on the "Yahoo! JAPAN Disaster Alert" app.
Ads will be delivered on the iOS app's top page, with plans to expand to the Android app and other placements. You can expect this expansion to increase ad opportunities and effectiveness.
Ad types for delivery
- Text
- Responsive (image): aspect ratio 1:1
- Responsive (image): aspect ratio 1.91:1
- Banner (image): aspect ratio 32:5
*These ad types are available at launch. They may change without notice.
Notes
To opt out of ad delivery to the Disaster Alert app, exclude "emg.yahoo.co.jp" in placement targeting.
Learn more about placement targeting.