Yahoo! JAPAN Ads API | Developer Center

Announcement

• 2025/04/07

  Display Ads (Auction): Responsive (image and video) aspect ratio 3:2 will be available

  Responsive (image) and responsive (video) aspect ratio 3:2 will be available.

• 2025/04/03

  Search Ads: Favicon assets will be available

  We have launched "favicon assets" which shows a logo in the Search Ad that will indicate the content of your site.

• 2025/03/19

  Display Ads (Auction): Adding URL to the audience list "Advanced segments"

  You can add URLs in the audience list "Advanced segments" for Yahoo! JAPAN Ads Display Ads (Auction).

• 2025/03/19

  Character additions and file management updates

  We have enhanced usability in Yahoo! JAPAN Ads by adding characters and making specification changes in file management, etc.

• 2025/03/14

  Display Ads (Auction): Shared budgets will be available

  We launched a feature that allows you to share the daily budget among multiple campaigns.

• 2025/03/06

  Display Ads (Auction): Adding features for the campaign goal "Gain friends" ads

  We have added features in the ads for the campaign goal "Gain friends."

• 2025/03/06

  Display Ads (Auction): Update OS versions in device targeting

  We made updates to the OS version range you can specify when selecting smartphones and tablets for device targeting.

• 2025/03/06

  Yahoo! JAPAN Ads Script releases new runtime and closes the previous version

  We released a new runtime (V202503) for Yahoo! JAPAN Ads Script. The previous runtime version (V202406) will close.

• 2025/03/03

  Termination of the legacy conversion tracking tag and site retargeting tag system

  We terminate the legacy conversion tracking tag and site retargeting tag system.

• 2025/02/27

  Display Ads: Change review start timing of images and videos

  Display Ads changed the start timing of the review process for images and videos.