An editorial by Dr. Takahiro Nanri, President of the Sasakawa Health Foundation, titled “The Commitment to Ending Leprosy,“ has been published in the Bulletin of the World Health Organization (Volume 103, Number 5, May 2025, pp. 285–348). Marking the 50th anniversary of our partnership with WHO, the article reflects on the progress and persistent challenges in eliminating leprosy, highlighting the need for continued commitment, human rights protection, and global solidarity.