Yahoo! JAPAN Ads API | Developer Center

Announcement

• 2025/05/15

  Display Ads: Emoji addition and file management specification changes

  To support more diverse ad expressions and enhance usability, we have added emojis and changed the file management specifications.

• 2025/05/14

  Display Ads (Auction): Reward format will be delivered to more ad places

  Yahoo! JAPAN Ads Display Ads (Auction) increase the ad delivery of "reward format" ads.

• 2025/05/13

  Search Ads: Optimization of image asset delivery

  We have updated to optimize the delivery of the ad display asset "Image asset."

• 2025/05/08

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

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

• 2025/04/24

  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) has closed.

• 2025/04/15

  Display Ads (Auction): Enhancements of site retargeting feature

  We have implemented feature enhancements in site retargeting using IP address information from SoftBank devices.

• 2025/04/15

  Business during Golden Week 2025

  Our customer support center will be closed on April 26–27,29, and May 3–6, 2025.

• 2025/04/11

  Display Ads (Auction): End of search keyword targeting

  The search keyword targeting will end.

• 2025/04/10

  Display Ads (Auction): End of site category targeting

  We have terminated site category targeting.

• 2025/04/08

  Display Ads: Format change for customer data connection

  We have changed the format for connecting customer data (email addresses and phone numbers).