Division for Oral and Facial Disorders, Osaka University Dental Hospital
Department of Geriatric Dentistry, Osaka Dental University

Department of Oral and Maxillofacial Surgery, Aichi Medical University

Dental Clinic for Sleep Disorders （Apnea and Snoring）, Oral and Maxillofacial Rehabilitation, University Hospital of Dentistry, Tokyo Medical and Dental University

Division of Oral Function and Rehabilitation, Department of Oral Health Science, Nihon University School of Dentistry at Matsudo

Ota Memorial Sleep Center, Sleep Surgery Center

Dentistry and Oral Surgery, JR Tokyo General Hospital

Department of Dentistry and Maxillo-facial Surgery, Komatsu Hospital

Katahira Dental Clinic

Furuhata Sleep-disordered Breathing Research Institute, Furuhata Dental Clinic
Snore & Sleep Apnea Treatment Center, Nippon Dental University Hospital Internal Medicine

Iida Dental Clinic