Yahoo! JAPAN Ads API | Developer Center

Announcement

• 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.

• 2025/04/23

  Launch of Gain Friends Ads of LINE Official Account

  We will support "Gain Friends Ads" in Display Ads (Auction) and add or change related features.

• 2025/04/23

  Display Ads (Auction): Audience data connections from LINE Official Account and LINE Ads

  You can deliver ads using the audience data from LINE Ads and LINE Official Accounts in Display Ads (Auction).

• 2025/04/18

  The unification of account contract parties

  We have added a deadline for the procedures related to the succession of ad accounts.

• 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

  Display Ads: Change in the method for determining ad delivery platforms

  We will change the method for determining platforms for ad places within the LINE app and apps provided by LYC.

• 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.