Located in Shibaura, Minato City, Tokyo, Shibaura Gateway Clinic is a fee-based clinic focused on normalizing and enhancing patients' immune functions. With a fully appointment-based system, they ensure sufficient consultation time to provide personalized care for each patient. Characterized by their unique approach to immune function, they offer a wide range of benefits including elimination of foreign substances, activation of metabolism, removal of cancer cells, fatigue recovery, improved stress tolerance, and relief from physical discomfort. Originally established in Shibuya City as Harajuku Clinic in the 1980s and renamed to its current name in 2019, the clinic has been providing immunotherapy continuously for over 35 years. The director graduated from Tohoku University School of Medicine, obtained a medical doctorate from the same university, and has extensive experience treating and researching many cancer patients. They have multiple clinical research achievements related to prostate cancer, including carbon ion therapy. The clinic also offers an inclusive payment environment with English support and accepts credit cards, debit cards, and electronic payments.