Refers to a professional who provides therapy, often in medical, rehabilitation, or mental health settings. Commonly used in compound titles like 理学療法士 (physical therapist) or 作業療法士 (occupational therapist).
He is a therapist working at a hospital.
To become a physical therapist, you need to pass the national exam.
occupational therapist
psychotherapist
physiotherapist; physical therapist
naturopath; natural therapist
Compound of 療法 (therapy) and 士 (professional, practitioner). The term follows a common pattern for naming medical specialists in Japanese.