Dr. Ai Yoshihara is a Senior Physician in the Department of Internal Medicine at Ito Hospital. She specializes in thyroidology and has extensive experience in the diagnosis and treatment of thyroid disorders. She obtained her medical degree from Hiroshima University and earned a doctoral degree from Tokyo Women's Medical University. Her research focuses particularly on the relationship between pregnancy and thyroid disorders. In addition to clinical practice and research, she is actively involved in the education and mentorship of young physicians both within and outside the hospital, as well as in raising awareness about thyroid disorders. She has presented at international conferences and contributed to academic publications in the field.