Sonoko Toyoda is a professor of Clinical Psychology at Tenri University in Nara, Japan, and maintains a private practice as a Jungian psychoanalyst in Kyoto. She completed her post-graduate studies at Kyoto University in 1983 with a Master's degree in clinical psychology and earned her diploma in Analytical Psychology from the C. G. Jung Institute in 1992. Toyoda is a member of the International Association for Analytical Psychology.