Hatsumi was born in Noda, Chiba on December 2, 1931. He heavily participated in sports during his school years, along with martial arts and theater, including becoming "captain of the football team". While attending the Meiji University, he continued learning judo and eventually rose to Yudansha or Dan rank. He also began teaching Judo during his time at the university to American soldiers at the nearby Yokota Air Base. After graduating, Hatsumi began to search for a teacher to further his