Yahoo! JAPAN Ads API | Developer Center

2025/06/13

Notice of revision to "Yahoo! JAPAN Ads API Terms of Use"

Services

• Yahoo! JAPAN Ads API

Schedule

June 30, 2025
*This date is subject to change.

Revision details

In accordance with the business ID integration*, the Yahoo! JAPAN Ads API Terms of Use will be revised as follows to change the definition of business IDs that can use APIs and applications.

• Article 1(9)
  • Before revision:
    "Yahoo! JAPAN Business ID" refers to an ID assigned by LY Corporation to identify businesses that use business-oriented services provided by LY Corporation or its partners.
  • After revision:
    "Business ID" refers to an ID assigned by LY Corporation to identify businesses that use business-oriented services provided by LY Corporation or its partners.
• Article 11, Paragraph 1 (3)
  • Before revision:
    If the User has multiple API client IDs, etc., using the API or the Application with a business ID other than the Yahoo! JAPAN Business ID designated by the User himself/herself and approved by LY Corporation.
  • After revision:
    If the User has multiple license keys, etc. for the API, using the API or the Application with a business ID other than the business ID designated by the User himself/herself and approved by LY Corporation.

Impact of the revision

This change will not affect customers who use the API.

Supplement

• Please see below for the full terms and conditions.
  https://global-marketing.yahoo-net.jp/guidelines/yahoo_ads_api
• For information on business ID integration (*), please refer to the following page. Further details regarding the integration of business IDs in Yahoo! JAPAN Ads will be provided at a later date.
  【重要】「LINEビジネスID」並びに「Yahoo! JAPANビジネスID」の統合について