What Yamanashi Kosei Hospital does

Yamanashi Kosei Hospital is a multi-specialty general hospital operated by the Public Interest Incorporated Foundation Yamanashi Koseikai (公益財団法人山梨厚生会), a nonprofit healthcare foundation headquartered in Yamanashi City, Yamanashi Prefecture, Japan. The hospital operates 489 general beds plus 200 psychiatric beds (689 total) across 27 clinical departments, serving 600-700 outpatients per day and acting as a designated Regional Cancer Care Hospital and Regional Disaster Base Hospital for the Kyodo (central Yamanashi) region. The clinical portfolio spans acute inpatient care, 24/7 emergency secondary and pediatric rotation services, psychiatric care (acute, body-comorbidity, and sanatorium wards), a 38-bed blood purification/dialysis center, comprehensive cancer diagnosis and treatment, stroke care (certified Primary Stroke Center), and preventive medicine via a mobile health screening bus program.

The hospital's technology backbone is anchored by first-in-region capital equipment including the Intuitive Surgical da Vinci X robotic surgery system (first in the Kyodo medical region, launched March 2024 for urology with planned expansion to gynecology, digestive, and respiratory surgery), the PHILIPS Azurion vascular angiography system with 40% radiation reduction software (installed May 2022), the Medtronic FUSION navigation system for endoscopic sinus surgery (2022), the Fujifilm AMULET Innovality 3D tomosynthesis mammography (first in Yamanashi Prefecture, 2015), and the Dornier Delta II ESWL unit (the only such system in Yamanashi Prefecture). Surgical volume totals approximately 2,400 elective and 170 emergency procedures annually, with over half of surgical patients being elderly. High-volume diagnostic and treatment programs include 5,000+ mammography and 2,000+ ultrasound screenings annually, 1,200+ outpatient chemotherapy sessions, 500+ cardiac catheterization treatments, 4,000+ endoscopic treatments, 1,000+ ESWL procedures, and 400+ pediatric food allergy challenge tests.

The hospital's business model is nonprofit fee-for-service under Japan's universal health insurance system (DPC and fee-for-service reimbursement), supplemented by daily differential room charges (1,320-14,300 yen/day), care support packages (416-682 yen), and municipal-commissioned services such as the Himawari sick child daycare (since 2007) and diabetic nephropathy prevention program. Patient acquisition relies on regional physician referrals, emergency transport, direct walk-ins, and municipal health screening partnerships rather than commercial marketing. The hospital sits within the Yamanashi Koseikai integrated care network, which includes Enzan City Hospital, Yamanashi City Makioka Hospital, Katsunuma Hospital, Heartful Enzan hospice, and the Regional Life Support Center Shirube, providing a continuum of acute, subacute, hospice, and community-based care.

Name

Yamanashi Kosei Hospital

Legal name

公益散的法人山梨厚生会 (Public Interest Incorporated Foundation Yamanashi Koseikai)

Website

https://kosei.jp

Company type

Private

Founded year

1951

Operating status

Operating

Short description

Yamanashi Kosei Hospital is a 689-bed nonprofit general hospital in Yamanashi Prefecture, Japan, operating 27 clinical departments across acute care, surgery, psychiatric care, dialysis, and cancer and stroke specialties. Operated by the Yamanashi Koseikai foundation, it serves as the designated Regional Cancer and Disaster Base Hospital for the Kyodo region.

Ownership category

akta.pro rank

Headquarters

HQ city

Yamanashi

HQ country

Japan

HQ region

Asia

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Infrastructure, Supply Chain

Pricing tiers

Distribution channels1 record

Marketing channels4 records

Core offering

Yamanashi Kosei Hospital is a multi-specialty general hospital providing acute inpatient care, emergency services, outpatient consultations across 27 clinical departments, surgical services (including Da Vinci X robotic-assisted urology surgery), psychiatric inpatient care (acute, body-comorbidity, and sanatorium wards), a 38-bed blood purification (dialysis) center, diagnostic imaging (3D mammography, CT, MRI, angiography), endoscopic and cardiac catheter treatments, cancer diagnosis and treatment, cardiac and physical rehabilitation, clinical psychology, nutritional counseling, preventive medicine screenings and Ningen Dock health checkups, and hospice-linked community support.

Product overview

Yamanashi Kosei Hospital is a multi-specialty general hospital with 3 buildings and approximately 400+ beds operated by the Public Interest Foundation Yamanashi Kosei Kai. The hospital offers 27 clinical departments encompassing internal medicine subspecialties (cardiology, respiratory, gastroenterology, diabetes, nephrology), surgery, orthopedics, neurosurgery, psychiatry, pediatrics, obstetrics/gynecology, urology, ophthalmology, otolaryngology, rehabilitation medicine, and radiology. Its portfolio of named products and services includes robotic surgery using the Da Vinci X system for urology with planned expansion; PHILIPS Azurion vascular angiography; Fujifilm AMULET Innovality 3D mammography with tomosynthesis; a comprehensive blood purification center with 38 dialysis beds; Future Net web+ networked dialysis management; Medtronic FUSION surgical navigation for sinus surgery; approximately 2,400 planned plus 170 emergency surgeries annually; cardiac rehabilitation; psychiatric acute care, sanatorium, and body-comorbidity wards; psychiatric occupational therapy and clinical psychology services; cryoballoon ablation for atrial fibrillation; ESWL using Dornier Delta II; minimally invasive small-incision urological surgery; breast cancer diagnosis, treatment, and peer support; breast reconstruction clinic; nutritional management with ~70 meal types; preventive medicine and health screening (Ningen Dock); and designated regional cancer and disaster base hospital functions. The hospital is organized around clinical departments (診療部), clinical support departments (診療支援部), and nursing departments.

Differentiator

Problem solved

Functional benefit

Products and services

• Da Vinci X Robotic Surgery Program (Robotic-Assisted Surgery) Robotic-assisted surgery program using the Intuitive Surgical Da Vinci X system (4-arm instrument control, high-resolution 3D imaging, motion scaling, and tremor reduction) introduced as the first in the Kyodo medical region. Currently used for urological prostatectomy, with planned expansion to gynecology, digestive surgery, and respiratory surgery.
• Vascular Imaging and Angiography (PHILIPS Azurion) Diagnostic and interventional vascular imaging using the PHILIPS Azurion angiography system with ~40% lower patient/staff radiation exposure software. Supports angioplasty, stent placement, embolization, ablation, and other endovascular procedures.
• Breast Cancer Diagnosis and Treatment Program Comprehensive breast cancer program providing screening (mammography, ultrasound), diagnostic imaging including tomosynthesis-guided biopsy, surgery (breast-conserving surgery, sentinel lymph node biopsy), chemotherapy, hormonal/molecular targeted therapy, breast reconstruction, and peer support. Designated as a related facility of the Japan Breast Cancer Society.
• Primary Stroke Center Service 24/7/365 acute stroke care certified by the Japan Stroke Society, providing intravenous thrombolysis (tPA) and mechanical thrombectomy with two neurosurgery specialists and a multidisciplinary team.
• Blood Purification (Dialysis) Center Dialysis center with 38 beds including 1 private room and 5 isolation beds for infection control. Services include hemodialysis, online HDF, I-HDF, LDL apheresis (Lecory), GCAP for ulcerative colitis and Crohn's disease, endotoxin adsorption (PMX), plasma exchange, DFPP, CHDF, and COVID-19 isolation dialysis, integrated via the Future Net Web+ networked management system.
• Future Net Web+ Dialysis Management System Networked dialysis management platform linking bedside scales, dialysis monitoring devices, and the hospital's electronic medical record system, providing a coordinated safety and workflow platform for the dialysis center.
• Image-Guided Endoscopic Sinus Surgery (Medtronic FUSION Navigation) Surgical navigation service for endoscopic sinus surgery using Medtronic's FUSION system, which uses patient CT imaging as a navigation map to provide real-time instrument positioning and reduce skull-base complications such as cerebrospinal fluid leakage.
• Breast Reconstruction Clinic Monthly Thursday afternoon breast reconstruction consultation clinic staffed by a reconstructive surgery specialist from Yamanashi University Hospital, providing fully reservation-based consultations on autologous tissue and implant-based reconstruction.
• General and Specialized Surgery Multi-specialty surgical service performing approximately 2,400 elective and 170 emergency surgeries annually, including general surgery, orthopedic surgery, neurosurgery, cardiovascular surgery, laparoscopic surgery (cholecystectomy, hernia repair, colorectal, gastric), and Da Vinci X robotic-assisted surgery.
• ESWL (Extracorporeal Shock Wave Lithotripsy) Extracorporeal shock wave lithotripsy using the Dornier Delta II for non-invasive treatment of kidney and ureteral stones. The hospital operates the only ESWL unit in Yamanashi Prefecture.
• Psychiatric Acute Care (3-1 Ward) 51-bed locked psychiatric acute care ward with 3 protected rooms. Provides fixed-team nursing with continuous assignment, social skills training therapy, pre/post-discharge home nursing visits, and links to welfare services for community reintegration.
• Psychiatric Body-Comorbidity Ward (3-2) 50-bed locked psychiatric body-comorbidity ward for psychiatric patients who also have physical diseases. Delivers fixed-team nursing with continuous patient assignment and collaborates with surgery, internal medicine, orthopedics, and urology departments.
• Psychiatric Sanatorium Ward (3-3) 48-bed open psychiatric sanatorium ward for patients requiring rest and recuperation, including early relapse recovery or stabilized chronic conditions, primarily schizophrenia and depression.
• Psychiatric Occupational Therapy Psychiatric occupational therapy program staffed by 5 occupational therapists, using crafts, cooking, sports, farming, and recreation to improve mental function, interpersonal skills, work capacity, and daily living skills for patients with mental illness.
• Clinical Psychology Services Services provided by certified psychologists including insurance-covered psychological assessment, self-pay psychological counseling, insurance-covered child counseling, insurance-covered psychological support for trauma patients, group therapy, palliative care team psychological support, and workplace mental health education.
• Cardiac Rehabilitation Program Multidisciplinary cardiac rehabilitation including cardiopulmonary exercise testing, inpatient and outpatient cardiac rehab delivered by physicians, nurses, physical therapists, dietitians, pharmacists, medical social workers, and clinical psychologists.
• Minimally Invasive Small-Incision Urological Surgery Small-incision endoscopic urological surgery (5-7 cm single incision) for kidney cancer, renal pelvic/ureteral cancer, prostate cancer, and adrenal tumors, using subcuticular sutures that eliminate post-operative stitch removal. Unique small-incision urology service in Yamanashi Prefecture.
• Cryoballoon Ablation for Atrial Fibrillation Catheter-based cryoballoon ablation procedure introduced in April 2016 for the treatment of atrial fibrillation, providing a minimally invasive option for cardiac arrhythmia management.
• Outpatient Chemotherapy Suite Outpatient chemotherapy unit handling approximately 1,200 treatments annually, providing pre-treatment orientation, individualized patient-centered care, and ongoing support.
• Preventive Medicine / Health Examination Services Preventive medicine center conducting health examinations including mobile chest X-ray, gastric X-ray, ultrasound, and mammography buses for companies, municipalities, schools, and individuals. Covers infant to elderly populations, including specific health examinations, specific health guidance, health classes, and health consultations.
• Health Dock (Ningen Dock) Comprehensive Screening Comprehensive health screening program offering basic and optional courses (including 3D mammography and ultrasound) for health-conscious individuals. Results consultation includes physician feedback, follow-up guidance, and lifestyle recommendations.
• Peer Support Program for Breast Cancer Patients Peer support program in which breast cancer survivors provide free counseling to current patients and families, with in-person sessions resumed from December 2023.
• Nutritional Management and Counseling Service Nutrition management room offering approximately 70 meal types for inpatients (general, soft, and therapeutic diets) and reservation-based nutrition counseling covering diabetes, dyslipidemia, hypertension, heart disease, post-surgical, anemia, kidney disease, low-residue, gastric ulcer, gout, pancreatic, weaning, allergy, and blenderized diets.
• Otologic Surgery Service Otologic surgery service for the treatment of ear conditions including otorrhea and tympanic membrane perforation.
• Himawari Sick-Child / Sick-Recovery Child Daycare City-commissioned on-campus daycare facility for sick children and children in recovery, accepting City residents at 1,000 yen/day, non-city residents at 1,500 yen/day, with optional lunch (300 yen) and welfare/nontaxable exemptions available.

Quantifiable outcome

• About 2,400 scheduled + 170 emergency surgeries per year with over half elderly patients
• +4 more outcomes

Segments1 record

Ideal customer profiles7 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

Nine partnerships are on record, tiered core, moderate and minor.

• Yamanashi University HospitalcoreStrategic or Co-development PartnerYamanashi University provides part-time physicians to multiple departments including neurosurgery, and collaborates on advanced medical treatments. The hospital serves as a clinical training site for the university's medical education programs.
• Yamanashi Koseikai Network (山梨厚生会)coreStrategic or Co-development PartnerThe hospital is the core facility of the Yamanashi Koseikai (公益財団法人山梨厚生会), a public interest foundation operating multiple healthcare facilities including Enzan Municipal Hospital, Makisho Hospital, Katsunuma Hospital, hospice services, and community support centers. Shared medical material sterilization services are provided to affiliated hospitals.
• Fujifilm CorporationmoderateTechnology or IntegrationFujifilm supplied the AMULET Innovality mammography system with 3D tomosynthesis, the first in Yamanashi Prefecture, installed in August 2015 for breast cancer screening and diagnosis.
• Intuitive Surgical Inc.coreTechnology or IntegrationIntuitive Surgical's da Vinci X surgical robot system was introduced as the first in the Kyodo medical region. The system enables minimally invasive robot-assisted surgery in urology with planned expansion to gynecology, digestive surgery, and respiratory surgery.
• Medtronic Japan Co., Ltd.moderateTechnology or IntegrationMedtronic's FUSION navigation system for endoscopic sinus surgery was introduced in 2022 to enhance surgical safety by providing real-time navigation during ENT procedures.
• Dornier MedTechmoderateTechnology or IntegrationDornier Delta II extracorporeal shock wave lithotripsy (ESWL) system for kidney and ureteral stone treatment, the only such unit in Yamanashi Prefecture.
• PHILIPS JapanmoderateTechnology or IntegrationPHILIPS Azurion angiography system installed in May 2022, featuring the latest radiation reduction software reducing exposure by approximately 40%. Replaced a previous PHILIPS unit after 9 years.
• Japan Professional Football League (J.League) / Japan Keirin AssociationminorOthersRING! RING! Project collaboration with Japan Keirin Association promoting cycling and community health. The hospital participates in cycling-related community health events.
• Yamanashi City GovernmentmoderateStrategic or Co-development PartnerYamanashi City government has commissioned the hospital to operate the Himawari sick child/sick-recovery child daycare facility (since April 2007) and the diabetic nephropathy prevention program. The city also collaborates on municipal health screening programs.

Scale indicators9 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Kofu City Hospital: Municipal general hospital located in Kofu, the capital of Yamanashi Prefecture. Comparable multi-specialty general hospital serving the same prefecture, directly competing for regional patients and emergency care volume.
• St. Luke's International Hospital: Large multi-specialty general hospital in Tokyo operated by a public interest foundation. Comparable in scope (comprehensive clinical services, advanced technology, specialty centers) and governance model (nonprofit foundation).
• Katsunuma Hospital: Municipal hospital operated within the same Yamanashi Koseikai foundation network. Sister facility providing complementary regional services in Yamanashi Prefecture.
• Enzan City Hospital: Municipal hospital operated within the same Yamanashi Koseikai foundation network. Sister facility providing complementary regional services, with shared sterilization and patient referral infrastructure.
• Kameda Medical Center: Large private general hospital in Chiba Prefecture, Japan, with comparable multi-specialty scope, advanced technology deployment, and clinical training affiliations. Represents a like-for-like mid-size Japanese general hospital benchmark.
• Yamanashi University Hospital: The largest academic medical center in Yamanashi Prefecture and the principal regional competitor. Operates as a multi-specialty general hospital and university teaching facility in the same prefecture, competing for complex cases and serving as the source of part-time specialty physicians for Yamanashi Kosei Hospital.
• Japan Red Cross Medical Center: Large multi-specialty general hospital in Tokyo operated by the Japanese Red Cross Society. Comparable scale, comprehensive clinical services, and designation as a regional/tertiary care center.

Broad incumbents

• Tokushukai Medical Group: One of Japan's largest private hospital groups, operating over 70 facilities nationwide including general hospitals and specialty centers. Provides scale and geographic diversification benchmarking absent from Yamanashi Kosei's regional focus.
• IMS Group (International University of Health and Welfare): Large Japanese hospital group operating general hospitals and specialty facilities across multiple regions. Represents an incumbent multi-site operator relevant for benchmarking governance and scale advantages.

Others

• Saiseikai (Social Welfare Organization Saiseikai): Public interest foundation operating a national network of general hospitals in Japan. Closely parallels Yamanashi Koseikai's foundation governance model and provides a benchmark for nonprofit hospital group operations.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 records

Subsidiaries5 records

Funding overview

Funding rounds

Investors

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M&A

Investments

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Frequently asked questions about Yamanashi Kosei Hospital