v3.26.1
Collaborations, Licensing Arrangements, Other Asset Acquisitions, and Others (Tables)
12 Months Ended
Mar. 31, 2026
Collaborations, Licensing Arrangements, Other Asset Acquisitions, and Others [Abstract]  
Summary of Payments Made Under the Terms of Collaboration and Licensing Arrangements
Under the terms of these collaborations, in-licensing arrangements, and other asset acquisitions, Takeda made the following payments:
JPY (millions)
For the Year Ended March 31
202420252026
Initial up-front payments, milestone payments, and other asset acquisitions¥124,878 ¥87,129 ¥195,152 
Acquisition of shares of collaboration and in-licensing partners
2,050 12,268 12,070