We welcome English Speakers!

koga clinic for internal and respiratory medicine


  • Drive

800m north of Asakura ramp in Oita highway, 200m north of Hiramatsu intersection on route 386

  • Public transportation

Nearest bus station: Hiramatsu-chuugakkou (meaning Hiramatsu junior high school)

Nearest train terminal: Nishitetsu Amagi station (on Nishitetsu Amagi Line)


  • Internal Medicine (Board certified)

Management of hypertension, diabetes, cardiovascular conditions (except in acute phase), gastrointestinal diseases, etc...general internal medicine 

  • Respiratory Medicine (Board certified)

Specialized in chronic obstructive pulmonary disease (COPD), interstitial lung diseases, obstructive sleep apnea syndrome (OSAS), respiratory infections

  • Allergy (Board certified)

Expert in asthma, allergic rhinitis, and other respiratory allergic conditions

  • Infectious Diseases (Board certified)

Experiences and knowledge of common to rare infectious diseases 


It's our policy to pay attention not only to the medical condition but also to the concerns of the patients.

We are ready to serve patients by using full range of knowledge, skills, and capabilities as a medical professional and a human, and it's our great honor if patients feel better by visiting us.

Patients who feel more comfortable to communicate in English than in  Japanese are very welcome.

●New Clinic

The new building helps to give more comfortable atmosphere to patients who visit with various concerns.