The Kaikoukai Group

Name

The Kaikoukai Group

Legal name

Kaikoukai Healthcare Group

Website

https://kaikou.or.jp

Company type

Private

Founded year

1979

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

The Kaikoukai Group is a Nagoya-based private medical corporation operating an integrated healthcare network — acute care, rehabilitation, chronic/dementia, dialysis, diagnostic imaging (PET-CT), and home/elder care — across Japan's Tokai and Kanto regions, with a growing inbound international medical tourism and travel dialysis business.

Ownership category

akta.pro rank

Product category

Hospital and Healthcare Services

NAICS

General Medical and Surgical Hospitals (6221), Nursing Care Facilities (Skilled Nursing Facilities) (62311), Nursing and Residential Care Facilities (623), Continuing Care Retirement Communities and Assisted Living Facilities for the Elderly (62331)

SIC

Services-General Medical & Surgical Hospitals, Nec (8062), Services-Skilled Nursing Care Facilities (8051), Services-Home Health Care Services (8082), Services-Nursing & Personal Care Facilities (8050)

akta.pro primary industry

Medically Complex / High-Acuity Chronic Care LTACHs (HLAFAOAB)

akta.pro secondary industries

Dialysis-Capable / Renal Care SNFs (HLADADAK), Skilled Dementia Nursing / Memory Care SNFs (HLADADAE), Hospital-at-Home / Acute Care at Home Programs (HLAFAEAH), Care Transitions Management (Hospital/SNF-to-Home) (HSABAIAC)

Keywords

• Hospital medical services
• Dialysis care network
• Elderly care facilities
• Medical tourism services
• Diagnostic imaging services

Headquarters

HQ city

Nagoya

HQ country

Japan

HQ region

Asia

Offices5 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Supply Chain, Marketing or Sales, Others

Revenue model

1. Medical Services Revenue: Fee-for-service revenue from hospital and clinic services including acute care, rehabilitation, chronic care, dialysis treatments, home medical care, and diagnostic imaging. Revenue is generated through health insurance (national health insurance system in Japan) and direct payments for international patients and specialized services.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels11 records

Core offering

The Kaikoukai Group operates a comprehensive healthcare network across the Tokai and Kanto regions of Japan, providing acute hospital care, sub-acute rehabilitation, chronic and dementia care, dialysis treatment across a network of clinics, diagnostic imaging (including PET-CT), elderly residential and home care services, and international medical tourism. The group directly delivers patient care through owned hospitals, clinics, nursing homes, and home-visit services rather than reselling third-party offerings.

Product overview

The Kaikoukai Group is a medical corporation operating a comprehensive healthcare network consisting of multiple hospitals (Nagoya Kyoritsu Hospital for acute care, Kaikoukai Rehabilitation Hospital for sub-acute/rehabilitation, Kaikoukai Josai Hospital for chronic/dementia care, and Toshima Central Hospital in Tokyo), dialysis clinics across 6+ prefectures supporting approximately 3,500 patients, elderly care facilities (geriatric health facilities, dementia group homes, private nursing homes with care), home care services (home-visit nursing stations, care plan centers, small-scale multifunction in-home care), diagnostic imaging services (Nagoya Radiological Diagnosis Foundation with PET-CT capabilities, CELEB health checkup program), wellness services, and international medical services including medical tourism and travel dialysis. The group provides seamless medical and nursing care from prevention through acute care, rehabilitation, dialysis, to home care.

Differentiator

Problem solved

Functional benefit

Brands

• KAIKOUKAI CLINIC SENAYAN: Overseas dialysis clinic operation in Indonesia
• CELEB
• いい透析ドットコム

Products and services

• Nagoya Kyoritsu Hospital (名古屋共立病院) Acute care hospital providing comprehensive medical and surgical treatments with advanced examination devices including CT, MRI, FUS, and Gamma Knife. Serves as the flagship hospital of the group and the primary site for international patient services.
• Kaikoukai Rehabilitation Hospital (偕行会リハビリテーション病院) Sub-acute care hospital actively introducing various rehabilitation methods (including VR rehabilitation) to help patients return to their homes through improvement of everyday activities after condition stabilization.
• Kaikoukai Josai Hospital (偕行会城西病院) Chronic care hospital providing total support for dementia from diagnosis to treatment. Also accepts dialysis patients who are elderly and have difficulty attending regular hospitals, and serves as a home care support hospital with 24/7 home visit system. Designated Nagoya City Dementia Disease Medical Center (opened 1 December 2024).
• Toshima Central Hospital (豊島中央病院) General hospital in Tokyo's Toshima ward providing medical services to the Kanto region, extending the group's acute care coverage into Tokyo.
• Dialysis Clinic Network (透析クリニックネットワーク) Multiple dialysis clinics across Aichi, Gifu, Mie, Shizuoka, Nagano, and Saitama prefectures providing dialysis care services within the group's network, committed to quality dialysis and prevention, early detection and treatment of complications.
• Kaikoukai Central Clinic - Dialysis Division (偕行会セントラルクリニック) Central dialysis clinic serving approximately 3,500 dialysis patients across the group's network spanning Tokyo and 6 prefectures. Focused on quality dialysis and prevention, early detection and treatment of complications.
• Geriatric Health Care Facilities (老人保健施設 ケア・サポート新茶屋・かいこう) Geriatric health care facilities providing residential care services, medical management, daily nursing care, and rehabilitation services for elderly patients.
• Dementia Group Homes (認知症高齢者グループホーム) Group homes for elderly with dementia (including Group Home Josai and Group Home Chikusa) providing specialized residential care and support services.
• Nozomi Private Nursing Home with Care (介護付有料老人ホームのぞみ) Paid nursing home with care services providing daily nursing care, visiting medical services, and emergency consultations.
• Small-scale Multifunction In-home Care (小規模多機能型居宅介護) Small-scale multifunction in-home care facilities offering combined services of day care, overnight stays, and home visits tailored to individual needs.
• Home-visit Nursing Stations (訪問看護ステーション) Home-visit nursing stations providing professional nursing services at patients' homes, operating 24 hours a day, 365 days a year.
• Care Plan Centers (ケアプランセンター) Care plan centers creating care plans based on individual health conditions and wishes to support independent living at home.
• Nagoya Radiological Diagnosis Foundation - PET-CT Diagnostic Imaging (名古屋放射線診断財団) Diagnostic imaging facilities offering PET-CT scanning services. The group was the first in Japan to clinically introduce PET-CT and operates one of the highest-volume testing centers in Japan.
• CELEB Health Checkup Program (CELEB) Membership-based health checkup program providing integrated examinations contributing to early detection of cancer and lifestyle-related diseases.
• Kaikoukai Wellness Center (偕行会ウェルネスセンター) Medical fitness facility combining healthcare and fitness services for preventive health management.
• International Medical Care Services (国際医療サービス) Specialized department coordinating medical tourism services including health checkups, treatment, and travel dialysis for international patients, with dedicated medical coordinators and interpretation services in five languages.
• Travel Dialysis Plans (旅行透析プラン) Specialized travel dialysis plans for international visitors, including kaiseki meal plans in collaboration with traditional restaurants and hotels.
• COVID-19 Aftereffects Outpatient Clinic (COVID-19後遺症外来) Self-payment outpatient clinic at Nagoya Kyoritsu Hospital dedicated to treating patients with post-COVID-19 aftereffects.
• MRgFUS Tremor Treatment at Nagoya Kyoritsu Hospital Non-invasive MR-guided Focused Ultrasound (MRgFUS) treatment for essential tremor, available to patients including international patients at Nagoya Kyoritsu Hospital.

Quantifiable outcome

• 18,000+ international patients served since 2014
• +4 more outcomes

Named customers3 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Indonesia Ministry of Immigration and Manpower (インドネシア移民労働省)coreStrategic or Co-development Partner · 26 August 2025The Deputy Minister of Indonesia's Ministry of Immigration and Manpower visited the group facilities, indicating close cooperation in accepting Indonesian nationals for medical training and care. The group actively recruits Indonesian healthcare workers through the Specified Skilled Worker program.
• Banjarmasin City Government, Indonesia (インドネシア・バンジャルマシン市)coreStrategic or Co-development PartnerIn September 2023, 16 Indonesian nationals arrived from Banjarmasin City to work at group facilities after completing one month of training. The city has an administrative relationship with the group for healthcare worker placement.
• National Hasanuddin University, Indonesia (国立ハサヌディン大学)minorStrategic or Co-development PartnerCollaboration with the university was featured in Indonesian media regarding international healthcare cooperation and training programs.
• French Bed Home Care Foundation (公益財団法人フランスベッド・ホームケア財団)minorStrategic or Co-development PartnerThe group was featured on the foundation's 'Fureai no Wa' (Bonds of Care) website, indicating cooperation in home healthcare and care equipment support.
• Nagoya UniversityminorStrategic or Co-development PartnerJoint research with Nagoya University resulted in a published paper on aortic valve calcification and prognosis in dialysis patients (April 2023).
• Medical Excellence Japan (MEJ)coreStrategic or Co-development PartnerMEJ recommended Nagoya Kyoritsu Hospital as a Japan International Hospital (JIH) and promotes the hospital internationally through its portal site to overseas governments and healthcare institutions.

Scale indicators5 records

Recent moves6 records

Expansion highlights7 records

Regional players

• KPJ Healthcare Berhad: Malaysia's largest private hospital network specializing in medical tourism for Asian and Middle Eastern patients. Comparable to Kaikoukai in integrated hospital network with multilingual international patient services, albeit regionally focused.
• Gleneagles Hospital Singapore (IHH Healthcare): Singapore-based international hospital group with strong medical-tourism brand across Asia. Comparable to Kaikoukai in international patient services and JCI-equivalent accreditation model, though serving a different geography.

Direct peers

• Kameda Medical Center: Major Japanese medical corporation with general and tertiary hospitals plus adjacent care facilities. Comparable to Kaikoukai in offering integrated multi-site hospital care in Japan with international patient ambitions.
• IMS Group (Iryo System): Large Japanese hospital chain operating acute care hospitals across multiple prefectures. Comparable to Kaikoukai as a multi-prefecture private hospital platform delivering standardized care under one administrative structure.
• Tokushukai Medical Group: Japan's largest private acute-care hospital operator running a national multi-hospital group with comprehensive acute, chronic, and dialysis services. Highly comparable to Kaikoukai in operating model (multi-hospital medical corporation with integrated acute and chronic care).
• Bumrungrad International Hospital: Flagship Southeast Asian medical-tourism hospital serving large volumes of international patients with multilingual services. Comparable to Nagoya Kyoritsu Hospital in international patient focus, premium positioning, and medical-tourism awards.

Broad incumbents

• Fresenius Medical Care: World's largest dialysis services and products company. Comparable to Kaikoukai's dialysis clinic network in core renal-care service line and at much larger international scale.
• DaVita Kidney Care: Global leader in dialysis services operating thousands of centers. Comparable to Kaikoukai's ~3,500-patient dialysis network in core renal-care service delivery, with broader global scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xx.com/kaikou_kouhou
• YouTubeyoutube.com/channel/UCml8xYngvn6NPf5WAEG6Cfg
• Facebookfacebook.com/kaikou
• Instagraminstagram.com/kaikoukai_jp
• LinkedInlinkedin.com/company/kaikoukai-medical-group

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries11 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about The Kaikoukai Group