Tateki Matsuda is a Tokyo-born professional MMA fighter, health consultant, and pioneer in Japanese biohacking. Based in Boston, he combines over a decade of experience in elite martial arts—having competed in the UFC, Bellator, and Pancrase—with academic expertise in Sports Movement Science and a Master of Science in Applied Nutrition. A certified Functional Movement Systems coach and StrongFirst Kettlebell Instructor, Tateki blends Eastern philosophy and modern science to guide clients in optimizing performance, longevity, and well-being. He represents Biohacker Center Japan and is the driving force behind bringing the Hololife Summit to Tokyo. Through self-experimentation, breathwork, movement, nutrition, and resilience-building, he teaches that true mastery starts within. Tateki’s philosophy is rooted in Bushido—the way of the Samurai—emphasizing self-discipline, compassion, and purpose. Whether in the cage or on stage, his mission is to help others discover their well-being and live fully with strength, presence, and self-awareness.