Time & date: Tuesday, September 12, 2023, 8:00 AM - 9:30 AM <JST>
                     (Monday, September 11, 2023, 7:00 PM - 8:30 PM <EDT>,
                      Tuesday, September 12, 2023, 7:00 AM - 8:30 AM <SST>)
Topics: Highlights of the data presented at WCLC 2023 (presentation + Q&A session）
Speakers: Ken Takeshita, Global R&D Head
               Mark Rutstein, Head of Global Oncology Development
Format: Remote (Zoom) conference

Other information:
・ Presentation material has been posted on the following corporate website.
・ On-demand video webcast has been posted on the corporate website.
 URL：https://www.daiichisankyo.com/investors/library/materials/