The Trade Desk Integrates SEJ Retail Data for Programmatic Advertising in Japan
Event summary
- The Trade Desk has integrated retail purchase data from SEJ into its platform, enabling advertisers to programmatically activate the data across digital channels in Japan.
- The integration includes purchase behavior data from approximately 28 million 7-Eleven App members and up to one year of purchase history (ID-POS data).
- SEJ operates around 22,000 convenience stores nationwide with approximately 20 million daily visitors as of May 2026.
- The integration addresses the fragmented and operationally complex nature of retail data access in Japan.
The big picture
This initiative marks a significant step in Japan's retail media landscape, shifting from fragmented, one-off data use to always-on, infrastructure-driven approaches. The integration of SEJ's extensive retail purchase data into The Trade Desk's platform enables scalable and continuous audience engagement, addressing longstanding challenges in the industry. This move aligns with broader global trends toward greater standardization and secure, scalable data use in digital advertising.
What we're watching
- Data Utilization
- How the integration will affect the precision and efficiency of audience targeting in Japan's digital advertising landscape.
- Market Expansion
- Whether The Trade Desk can sustain this momentum in other fragmented retail data markets globally.
- Privacy Compliance
- The pace at which Japan's regulatory environment adapts to the responsible and effective utilization of high-quality retail data.