Japan's prostate cancer therapy market is projected to grow from $1,872.87 million in 2023 to $2,964.99 million by 2032, driven by an aging population and technological advancements. Prostate cancer is the second most common cancer among men in Japan, with over 92,000 new cases annually. The market is shifting towards precision medicine and targeted therapies, with over 50,000 patients undergoing genomic testing in 2023. The government has increased healthcare spending, including over 400 billion yen for cancer research and treatment. Geographic disparities are being addressed through rural healthcare infrastructure investments and telemedicine, with over 300,000 remote consultations in 2023. Adenocarcinoma of the prostate dominates the market, accounting for over 48.46% of cases. Therapy remains the most dominant treatment type, capturing over 56.49% of the market share. Leading centers like the National Cancer Center Hospital and University of Tokyo Hospital are pioneering innovative treatment approaches.