Yahoo! JAPAN Ads API | Developer Center
日本語Announcement
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                    2025/10/07 Display Ads (Auction): Add an audience range feature to the audience list (advanced segments) We added a new option, “Audience range,” to the “advanced segments” of audience lists that allows you to control the expansion range for your target audience. 
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                    2025/10/02 The unification of account contract parties The procedures related to the succession of ad accounts has ended on September 30, 2025. 
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                    2025/09/25 Yahoo! JAPAN Ads Display Ads Integration of ad platforms We will integrate Yahoo! JAPAN Ads Display Ads and LINE Ads and launch them as “LY Ads Display Ads” around spring 2026. 
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                    2025/09/24 Display Ads (Auction): Launch of in-stream ads We launched Yahoo! JAPAN Ads Display Ads (Auction) in-stream ads (in-stream ads), which deliver ads within video programs. 
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                    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. 
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                    2025/09/18 Display Ads (Auction): Improvement of shared budget logic We improved the allocation logic for the shared budget in campaigns. 
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                    2025/09/11 Search Ads: Launch of conversion API We have launched the conversion API for Search Ads. 
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                    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. 
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                    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. 
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                    2025/08/29 Display Ads (Auction): End of search keyword targeting and automatic migrations We have closed search keyword targeting. 
