Ochanomizu University
Yamazaki was born Naoko Sumino in Matsudo City. She spent two years of her childhood in Sapporo. After graduating from Ochanomizu University Senior High School in 1989, Yamazaki earned a Bachelor of Science degree with a major in Aerospace Engineering from the University of Tokyo in 1993 and a Master of Science degree with a major in Aerospace Engineering in 1996.