Yahoo! JAPAN Ads API | Developer Center

Announcement

• 2025/09/19

  Display Ads: Update on conversion tracking duration

  In Display Ads, we have changed the range available for specifying the conversion tracking duration.

• 2025/09/18

  Display Ads (Auction): Improvement of shared budget logic

  We improved the allocation logic for the shared budget in campaigns.

• 2025/09/17

  Display Ads (Auction): Removing site category targeting report items

  We will remove the item "Site category name" related to site category targeting from the report and template creation views in the Campaign Management Tool.

• 2025/09/17

  Yahoo! JAPAN Ads API v18 release

  We will release a new version of Yahoo! JAPAN Ads API.

• 2025/09/16

  Display Ads (Auction): Launch of in-stream ads

  We will launch Yahoo! JAPAN Ads Display Ads (Auction) in-stream ads (in-stream ads), which deliver ads within video programs.

• 2025/09/11

  Search Ads: Launch of conversion API

  We have launched the conversion API for Search Ads.

• 2025/09/11

  Display Ads (Auction): Smart targeting with the "Website traffic" goal will be available

  In Yahoo! JAPAN Ads Display Ads (Auction), smart targeting is available for campaigns with the "Website traffic" goal.

• 2025/09/04

  Search Ads: Specifying radiuses will be available in geo targeting

  In geo targeting for Search Ads, you can specify a target radius.

• 2025/09/04

  Display Ads: Audience list targeting adding shared audience lists category

  We will add the "Puzzle games" category to the shared audience list.

• 2025/08/29

  Display Ads (Auction): End of search keyword targeting and automatic migrations

  We have closed search keyword targeting.