Yahoo! JAPAN Ads API | Developer Center

Announcement

• 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

  Search Ads: End of autobidding type "Enhanced CPC"

  At the end of June 2025, we will no longer offer the autobidding type "Enhanced CPC."

• 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).

• 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.