Хиросаки
Born at Daikancho 82, Hirosaki, Aomori Prefecture, Ishizaka went to Hirosaki Middle School in 1913 and then to Keio University in 1920. Upon graduating, he took a position at Hirosaki Women's High School. Later, he became a teacher at Akita Women's High School. From 1929 to 1938 he taught at Yokote Junior High School.