Time & date: Monday, June 2, 2025, 6:00 PM - 7:15 PM <CDT>, 
                    Monday, June 2, 2025, 7:00 PM - 8:15 PM <EDT>
                    (Tuesday, June 3, 2025, 8:00 AM - 9:15 AM <JST>)
Topics:          Highlights of the data presented at ASCO 2025 including DESTINY-Breast09 (presentation + Q&A session）
Presenters:    Hiroyuki Okuzawa, President and CEO
                    Ken Takeshita, Head of Global R&D
                    Mark Rutstein, Head of Therapeutic Area Oncology Development 
Format: 　     Remote conference (Zoom Webinar)

Presentation material and live streaming:
・Presentation material has been posted on the following corporate website (“IR Library”)
・The link for live streaming has been also posted on “IR Library” (No registration required). On-demand streaming will be available at a later date.
IR Library: https://www.daiichisankyo.com/investors/library/materials/