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Aizawa Hospital

Aizawa Hospital is an acute care general hospital that has been providing safe and high-quality medical services for over 100 years. We provide evidence-based medicine and practice to patients with variety of diseases and injuries making use of the latest medical technologies and excellent human resources.

Aizawa Hospital offers language assistance services to individuals who have limited Japanese proficiency to help them understand their care and to improve patient safety.

We accept not only patients in this area but also overseas travelers who need medical treatment while traveling in the Matsumoto area. Patients are also coming from overseas to receive cancer treatment and health checkup/screening.
Departments and Centers
  • Proton Therapy Center
  • Health Checkup/Screening Center
  • Physical Medicine and Rehabilitation
  • Gastrointestinal Medicine
  • Gastrointestinal Surgery
  • Urology
  • Respiratory Surgery
  • Breast and Thyroid Surgery
  • Neurosurgery
  • Otorhinolaryngology(ENT)
  • Emergency Medicine
  • Orthopedic Surgery
  • General Internal Medicine
  • Sports Medicine
  • Neurology
  • Hepatology
  • Ophthalmology
  • Neuroendovascular Therapy
  • Diabetic Medicine
  • Oral and Maxillofacial Surgery
  • Nephrology
  • Clinical Oncology
  • Cardiology
  • Obstetrics and Gynecology (OBGYN)
  • Radiation therapy
  • Cardiovascular Surgery
  • Pediatrics
  • Palliative Care
  • Respiratory Medicine
  • Pediatric Surgery
  • Genetic Diagnosis and Consultation
  • Sleep Apnea Treatment
  • Plastic and Reconstructive Surgery
  • Diagnostic Pathology
  • Anesthesiology
  • Spine Center
  • Echo Center

Proton Therapy Center

High-precision irradiation technology has been installed to treat complex shaped tumors or moving organs with less damage to normal tissues. Treatment for pediatric cancer and combination treatment with chemotherapy are available as well.


  • Base-of-skull tumor (Chordoma and others)
  • Head and Neck tumor
  • Brain tumor
  • Esophageal cancer
  • Non-small cell lung cancer
  • Liver cancer
  • Pancreatic cancer
  • Cholangiocarcinoma
  • Rectal cancer
  • Prostate cancer
  • Bone and soft tissue tumor
  • Pediatric tumor (Rhabdomyosarcoma and others)


  • Solo-Proton Therapy
  • Combination with chemotherapy
  • Treatment under sedation for pediatric patients

Health Checkup/Screening Center

Our health cheakup programs provide the right combination of various tests that are helpful in the early detection of cancers and lifestyle-related diseases and checking your overall health status.


  • Cancer
  • Brain disease
  • Heart disease
  • Diabetes
  • Lifestyle-related diseases


  • Comprehensive Package(Two-days)
  • Comprehensive Women Package(Two-days)
  • PET-CT Examination(One-day)

Physical Medicine and Rehabilitation

We provide early rehabilitation for patients with body injuries or trauma associated with brain disorders or sports, aiming to support function improvement and returning to a life close to the ideal of the patient.


  • Locomotory disorders of the upper and lower limbs
  • Higher brain dysfunction
  • Dysphagia
  • Stroke
  • Head injury
  • Disuse syndrome
  • Neuromuscular disease
  • Respiratory dysfunction
  • Cardiovascular disease


  • Motor imagery therapy
  • Electrical stimulation therapy
  • Myoelectric biofeedback therapy (Gate judge system)
  • Neck electrical stimulation therapy (VitalStim/GentleStim)
  • Brace therapy
  • Robotic therapy (ReoGo-J)
  • Videofluoroscopic swallowing study
  • Endoscopic evaluation of swallowing

Gastrointestinal Medicine

We mainly perform endoscopic tests and treatments for diseases of the esophagus, stomach, small / large intestine, liver, gallbladder, bile duct, pancreas, etc. We are available 24 hours a day for emergency endoscopy and treatment as well.


  • Benign/malignant tumor of the GI tract (esophagus, stomach, small / large intestine), liver, gallbladder, bile duct and pancreas
  • Bile duct stone
  • Acute cholangitis
  • Cholecystitis
  • Acute pancreatitis
  • Viral hepatitis (mainly type B and C)
  • Non-alcoholic steatohepatitis
  • Primary biliary cholangitis
  • Autoimmune hepatitis


  • Upper / Lower GI endoscopy
  • Endoscopic submucosal dissection (ESD)
  • Retrograde pancreaticocholangiography
  • Ultrasound endoscopic examination (puncture biopsy, cyst drainage, biliary drainage, etc.)
  • Antiviral therapy
  • Abdominal angiography / Transarterial chemoembolization (TACE)
  • Endoscopic biliary stent placement
  • Endoscopic papillotomy
  • Endoscopic biliary stone removal

Gastrointestinal Surgery

We perform surgical treatment for diseases of the GI tract, liver, galbladder and pancreas. As for cancer treatment, we do not only aim for a complete cure, but also function preservation and the patient's quality of life.


  • Malignant tumor of the GI tract (esophagus, stomach, small / large intestine, rectum, anus)
  • Appendicitis
  • Intestinal obstruction
  • Diverticular disease
  • Inflammatory bowel disease
  • Ulcer perforation
  • Peritonitis
  • Malignant disease in the liver, biliary tracts, pancreas, duodenum, etc.
  • Cholelithiasis
  • Cholecystitis


  • Esophageal malignant tumor surgery
  • Thoracoscopic esophagectomy
  • Total gastrectomy
  • Laparoscopic surgery (liver / gallbladder / pancreas / spleen)
  • Appendectomy
  • Total pelvic exenteration
  • Acute generalized peritonitis surgery
  • Pancreatic resection (pancreatoduodenectomy and pancreatic body and tail resection)
  • Liver resection
  • Cholecystectomy / Choleductectomy


This department deals with diseases of the urinary tract organs such as the kidneys, ureters, and bladder, as well as diseases of the male reproductive organs such as the testes and prostate. Benign cases include cystitis and prostatic hyperplasia, while malignant cases include bladder cancer and renal cancer.


  • Malignant tumor of the kidney and urinary tract
  • Malignant tumor of the prostate
  • Malignant tumor of the urinary bladder
  • Urinary stone
  • Benign prostatic hyperplasia
  • Urinary tract infection


  • Kidney (ureter) malignant tumor surgery (open or laparoscopic surgery)
  • Prostate malignant tumor surgery (small incision)
  • Bladder malignant tumor surgery
  • Transurethral lithotripsy
  • Extracorporeal shock wave lithotripsy for renal and ureteral stones

Respiratory Surgery

We provide surgical treatment for cancers and benign diseases in the lungs, bronchi, chest wall and thoracic cavity, which includes minimally invasive treatment under thoracoscopic surgery and comprehensive treatment in collaboration with radiotherapy and chemotherapy.


  • Malignant tumor of the lungs
  • Pneumothorax
  • Chest trauma


  • Thoracoscopic surgery for lung malignant tumor
  • Thoracoscopic pulmonary resection
  • Pulmonary suture

Breast and Thyroid Surgery

We perform examinations for breast diseases, surgeries such as breast reconstruction, and medication therapy (hormone therapy and chemotherapy), in addition to examinations, surgeries, and medication therapy for thyroid and parathyroid diseases.


  • Benign disease of the mammary gland (mastitis and others)
  • Malignant tumor of the mammary gland (breast cancer and other tumors)
  • Male gynecomastia
  • Neoplastic disease of the thyroid gland
  • Neoplastic disease of the parathyroid gland


  • Detailed examination of abnormal findings in breast cancer screening
  • Breast-conserving therapy (partial excision)
  • Nipple-sparing mastectomy
  • Breast reconstruction using tissue expander
  • Thyroid / Parathyroid surgery
  • Medication therapy (anticancer drug therapy, endocrine therapy and others)


We mainly provide surgical treatment for acute intracranial injuries such as stroke (cerebrovascular accident) and head injury, as well as cancers such as primary brain tumors and metastatic brain tumors.


  • Cerebral infarction
  • Cerebral hemorrhage
  • Subarachnoid hemorrhage
  • Acute (chronic) subdural hematoma
  • Acute epidural hematoma
  • Glioma
  • Pituitary adenoma
  • Metastatic brain tumor
  • Meningioma and others


  • Hyperacute thrombolytic therapy (t-PA)
  • Cerebral aneurysm neck clipping surgery
  • Craniotomy / Endoscopic intracerebral hematoma removal
  • Intracranial tumorectomy
  • Neuroendoscopic tumorectomy
  • Hydrocephalus surgery (shunt surgery and others)
  • Chronic subdural hematoma perforation irrigation
  • Stereotaxic brain surgery


We treat diseases of the ear, nose (nasal cavity, sinus), throat (oral cavity, pharynx, larynx). We provide patient-centered, safe and secure inpatient treatment keeping pain to a minimum.


  • Chronic otitis media
  • Chronic sinusitis
  • Sinus cyst
  • Snoring caused by habitual tonsillitis or enlarged tonsils
  • Hearing loss
  • Tinnitus
  • Vocal cord polyp
  • Neck tumor (such as parotid gland abscess and neck cysts)
  • Dizziness
  • Facial paraysis


  • Ear disease: Myringoplasty (including endoscopy)
  • Nose disease: Endoscopic sinus surgery
  • Tonsillectomy
  • Vocal cord surgery
  • Inpatient treatment for dizziness and sudden deafness
  • Treatment including rehabilitation for facial paralysis
  • Hearing aid fitting and hearing rehabilitation 
Hospital Tour
  • Proton Therapy Center (Treatment room)

  • Consultation room

  • A Nurse at ER

  • Chemotherapy room (24 private rooms)

  • Catheterization laboratory

  • Inpatient Ward

  • Rooftop heliport

  • Rehabilitation Center

  • Reception in the Health Checkup Center

  • Furnished apartment for overseas patients and their family (1bed room type, 100㎡)

General Information

General Information

Hospital Name
Aizawa Hospital
2-5-1 Honjou Matsumoto-City, Nagano, 390-8510
URL English Japanese Chinese
English, Japanese, Chinese

Medical Travel Assistance Company

JTB Corp. Japan Medical & Health Tourism Center
URL English Japanese Chinese
Contact English Japanese Chinese
XK Medical K.K.
URL English, Japanese, Chinese
English, Japanese, Chinese


5 minutes by car from Matsumoto Station, JR Chuo Line
3 hours by car from Tokyo International Airport (Haneda Airport)
3 and half hours by car from Narita International Airport
3 hours by car from Chubu Centrair International Airport (Nagoya)