1983~1989 School of Medicine, Shinshu University：Awarded the degree of M.D.
1989~1993 Graduate School of Medicine, Shinshu University：Awarded the degree of Ph.D.

1993~1998 Clinical Fellow at Department of Geriatrics, Endocrinology and Metabolism, School of Medicine, Shinshu University, Matsumoto, Japan
1998~2001 Research Fellow at Harvard Medical School, MA, USA
1998~1999 Neuroendocrine Unit, Massachusetts General Hospital, Boston, MA
1999~2001 Section on Vascular Cell Biology, Joslin Diabetes Center, Boston, MA
2001~2007 Faculty at Department of Endocrinology and Metabolism, School of Medicine, Shinshu University, Matsumoto, Japan
2007~2020 Associate Professor at Tokyo Women’s Medical University, Tokyo, Japan
2020~ Professor at National Graduate Institute for Policy Studies
2023~ Director, National Graduate Institute for Policy Studies

The Endocrine Society (USA)
International Society of Gender Medicine
The Japanese Association for Gender-Specific Medicine: President
Japan Thyroid Association: Director
The Japanese Endocrine Society: Councilor
The Japan Diabetes Society
The Japanese Society for Menopause and Women’s Health
The Japanese Society of Internal Medicine