Best HealthTech Companies in Tokyo, Japan
The 242 best HealthTech companies in Tokyo, Japan in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: AI Medical Service.
Our analysis of 864 HealthTech companies
$73.2b in tracked funding; 89% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best HealthTech companies in Tokyo
| # | Company | Disclosed funding | Last round | Stage | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | AI Medical Service AI-powered endoscopic software to detect early-stage gastrointestinal cancers | $122M | 49 mo ago | Series C | 40 | 智裕 多田 CEO and Representative Director | Apple iCloud MailGoogle WorkspacePHP+25 | 38 patents AI-powered analysis and assistance for endoscopic and diagnostic medical imaging | — |
| 2 | CureApp Developer of therapeutic mobile applications for various medical conditions | $101M | 46 mo ago | Series G | 69 | Kohta Satake Md Mph Founder | Amazon Web ServicesCloudflareAmazon S3+13 | 58 patents Digital health platform for monitoring cancer symptoms and hypertension risk. | — |
| 3 | Kakehashi Platform to provide point of care educational support to patient about their medications | $99M | 12 mo ago | Series D | 296 | Yutaka Nakao Founder & CEO | Apple iCloud MailGoogle WorkspaceNode.js+29 | — | — |
| 4 | Linc'well Provider of a clinic management platform for medical practices | $69M | 54 mo ago | Series C | 30 | Ryosuke Yamamoto Co-Founder & Co-CEO | STUDIOApple iCloud MailGoogle Workspace+15 | — | — |
| 5 | Information Technology Medical Online platform for patient charts, billing, and video chatting with patients | $67M | 32 mo ago | Series C | 70 | Yusuke Sugomori Co-Founder & CTO | NotionSuper BuilderTurbopack+20 | — | — |
| 6 | WHILL Developer of wheelchairs for orthopedic support | $62M | 24 mo ago | Series D | 300 | Satoshi Sugie Co-Founder & CEO | WordPress Block EditorCart FunctionalityWooCommerce+46 | 103 patents Advanced electric wheelchair chassis and control systems for personal mobility | — |
| 7 | hacomono Provider of cloud-based customer management and payment solutions for fitness clubs and owners | $29M | 16 mo ago | Series D | 194 | Kenichi Hasuda Founder & CEO | MathJaxGSAPApache HTTP Server+27 | — | — |
| 8 | iCARE Provider of corporate health management solutions | $21M | 52 mo ago | Series E | 154 | Yota Yamada CEO | STUDIOApple iCloud MailGoogle Workspace+19 | — | — |
| 9 | MELTIN MMI Developer of bio-signal processing and biologically inspired robotics | $20M | 92 mo ago | Series B | 25 | Tatsuya Seki Co-Founder | WordPressMySQLPHP+13 | 42 patents Medical rehabilitation robotics and bioelectronic signal acquisition interfaces | — |
| 10 | TRIBEAU Online platform providing plastic and cosmetic surgery information | $20M | 19 mo ago | Series C | 35 | — | Node.jsTailwind CSSReact+22 | — | — |
| 11 | FiNC Online weight loss solutions | $17M | 79 mo ago | Series B | 59 | Yasuro Koizumi CFO | STUDIOApple iCloud MailGoogle Workspace+23 | 8 patents Server-based digital health management platforms integrating personal health data analytics | — |
| 12 | TXP Medical Digital emergency department management and coordination tool | $16M | 19 mo ago | Series C | 20 | Tomohiro Sonoh CEO | ContentfulNode.jsFirebase+15 | — | — |
| 13 | Rehab for JAPAN Provider of online and in-person rehabilitation services and data analytics for elderly care | $14M | 1 mo ago | Series D | 57 | Ryo Okubo CEO | SentryApple iCloud MailGoogle Workspace+20 | — | — |
| 14 | Medmain Provider of AI-based analysis software for pathology image diagnosis | $13M | 13 mo ago | Series A | — | Osamu Iizuka Founder & CEO | Node.jsYouTubeNext.js+14 | — | — |
| 15 | Molcure Provider of AI-based platform for drug discovery and design | $12M | 58 mo ago | Series C | 33 | Yutaro Kyono Co-Founder & CTO | — | 10 patents Protein‑binding assay technologies and bubble‑generation systems for drug delivery | — |
| 16 | BionicM Developer of prosthetic to assist knee and ankle movements | $11M | 20 mo ago | Series A | 14 | Sunny Sun Founder & CEO | Google MapsElement UIVue.js+8 | 16 patents Advanced powered prosthetic limbs with adaptive control and joint actuation systems. | — |
| 17 | Araya Brain Imaging Neuroimaging technology and services | $9M | 80 mo ago | Series B | 76 | Ryota Kanai CEO | Cart FunctionalityWordPressApple iCloud Mail+30 | 5 patents AI-based personalized brain imaging analysis for predicting individual health characteristics | 2 job openings · 1 launch |
| 18 | MediPhone Provider of medical translator services and software for healthcare organizations | $8M | 47 mo ago | Series A | 69 | Mayumi Sawada CEO | WordPressMySQLPHP+21 | — | — |
| 19 | ACCELStars Provider of sleep diagnosis and examination solutions | $7M | 18 mo ago | Series A | 18 | — | — | 9 patents Sleep‑wake detection and monitoring technology for health/medical devices | — |
| 20 | Holoeyes Provider of technology for 3D VR visualizations of the human body for medical examination | $6M | 12 mo ago | Acquired | 7 | — | WordPressMySQLPHP+19 | 5 patents Medical VR data creation and server platform for clinical visualization | — |
| 21 | Yuimedi Provider of medical data analysis platform to enhance the healthcare system | $6M | 3 mo ago | Seed | 11 | Emily Grimes CEO | — | 5 patents Data conversion, generation, and medical analytics platforms for healthcare information processing | — |
| 22 | Rhelixa Provider of integrated genomic analysis platform | $6M | 21 mo ago | Series B | 56 | — | WordPressMySQLPHP+13 | 2 patents Personalized biological age assessment using nucleic‑acid biomarkers and related data generation tools | — |
| 23 | Neautech Provider of online dermatological treatments, cosmetics, and medical DX solutions. | $6M | 8 mo ago | Seed | — | Hisazumi Kashine CEO | WordPressMySQLPHP+14 | — | — |
| 24 | Buzzreach Developer of software for clinical trial patient recruitment | $5M | 46 mo ago | Series A | 11 | — | — | — | — |
| 25 | LEAN BODY Provider of mobile app for online fitness training videos | $5M | 65 mo ago | Series A | 14 | — | — | — | — |
| 26 | Mirror Fit Provider of AI-based fitness mirrors for consumers | $5M | 28 mo ago | Series A | — | Huang Hao CEO | STUDIOFirebaseNode.js+9 | — | — |
| 27 | Digzyme Digital molecular modelling tool for drug development | $5M | 25 mo ago | Series A | — | Takuji Yamada Co-Founder | — | — | — |
| 28 | Hedgehog MedTech Provider of digital therapeutic application for headache management | $4M | 5 mo ago | Series B | — | Yumi Kawata CEO | STUDIOFirebaseNode.js+9 | — | — |
| 29 | Bisu Provider of at-home health data monitoring device | $4M | 56 mo ago | Seed | 9 | Daniel Maggs Co-Founder & CEO | — | — | — |
| 30 | PGV Provider of wearable brainwave measurement technology and AI-powered brainwave analysis | $4M | 57 mo ago | Series A | 49 | Osamu Oshirasawa CEO & President | HubSpot CMS HubHubSpotcore-js+10 | 2 patents Neurocognitive therapeutic compositions and sensory evaluation systems for itch/pain assessment | — |
| 31 | Simplex Quantum Provider of AI-based device for measuring ECG of patients | $4M | 42 mo ago | Series A | 7 | Ryu Saito Chief Executive Officer | — | 27 patents Software and hardware for data processing, authentication, and medical information systems | — |
| 32 | Digireha Provider of rehabilitation system for children | $4M | 3 mo ago | Seed | — | Yuki Oka CEO | GSAPAstroNginx+22 | — | — |
| 33 | Corporate-m Provider of AI-based software for the analysis of brain images | $4M | 21 mo ago | Series A | — | Susumu Mori Founder | Node.jsGSAPVue.js+9 | — | — |
| 34 | Grace imaging Wearable device for tracking muscle metabolism | $4M | 35 mo ago | Series A | 8 | — | — | 4 patents Medical imaging and bioanalysis sensors with integrated data processing algorithms | — |
| 35 | Cardio Intelligence AI-based medical devices for diagnosis and treatment of heart diseases | $3M | 3 mo ago | Series B | — | Yuichi Tamura CEO | WordPressMySQLPHP+14 | 31 patents AI-driven electrocardiogram signal analysis and diagnostic decision support software | — |
| 36 | CogSmart AI-based brain health assessment and analysis tool for providers | $3M | 53 mo ago | Series A | — | Akira Higuchi CEO | — | 7 patents Patents concentrated in computing, sensing & instrumentation | — |
| 37 | Pocket Therapist Provider of a platform that offers information on health management and collaboration health | $3M | 43 mo ago | Series B | — | Naoto Fukutani CEO | WordPressMySQLPHP+23 | — | — |
| 38 | Awarefy Provider of digital cognitive behavioral therapy application | $3M | 18 mo ago | Series A | — | Shinichiro Ogawa CEO | STUDIOFirebaseNode.js+24 | — | — |
| 39 | Dricos Provider of a digital device to self-track nutrition level | $2M | 34 mo ago | Series A | 7 | Yasuhiro Take CEO | WordPressMySQLPHP+19 | 3 patents Digital information delivery systems and AI‑assisted dietary supplement formulation platforms | — |
| 40 | PharmaX Online platform offering tele pharmacy services | $2M | 45 mo ago | Seed | — | Yusuke Tsuji Founder & CEO | Apple iCloud MailGoogle WorkspaceNode.js+14 | — | — |
| 41 | LIFEHUB Developer of advanced all-terrain electric wheelchairs. | $2M | 45 mo ago | Seed | — | Nakano Hiroshi CEO | JoomlaPHPYouTube+5 | 6 patents Portable patient transport devices for medical use | — |
| 42 | Cranebio Developer of self-service genetic test kits for women health | $2M | 32 mo ago | Series A | 8 | Daisuke Yamamoto CEO | Wix eCommerceWixSentry+11 | 9 patents Patents concentrated in computing, sensing & instrumentation | — |
| 43 | Isip AI-powered platform to streamline the drug discovery process | $2M | 33 mo ago | Deadpooled | — | Yuzo Takagi CEO | — | — | — |
| 44 | Precal Provider of online prescription management software | $2M | 18 mo ago | Seed | 6 | — | WixSentryBootstrap+13 | — | — |
| 45 | Callisto Provider of a medical image data platform for drug discovery and development | $2M | 38 mo ago | Seed | — | Chang Han Founder & CEO | WordPressMySQLPHP+10 | — | — |
| 46 | Mini Iku Provider of electronic medical record system for veterinary clinics | $935K | 11 mo ago | Series A | 7 | Yusuke Kurokawa Founder & CEO | WordPressMySQLPHP+15 | — | — |
| 47 | Melon Provider of mindfulness programs for individuals and corporations, and instructor training | $824K | 6 mo ago | Series A | — | Daisuke Hashimoto CEO | WordPressMySQLPHP+23 | — | — |
| 48 | Carelogy Provider of a technology platform for diagnosis in cats | $443K | 17 mo ago | Seed | — | Naoki Kawamoto Co-Founder | AlgoliaNode.jsBubble+17 | — | — |
| 49 | Do.Sukasu Provider of VR-based solutions for visual cognitive disabilities | $406K | 8 mo ago | Seed | — | Kazuki Kasai CEO | — | 2 patents 3D spatial cognition assessment and training hardware/software systems | — |
| 50 | Korbato Health AI based platform offering solutions for early detection and prevention of cardiovascular disease | $286K | 24 mo ago | Seed | — | Ryuichiro Yagi CEO | — | — | — |
Top 12 HealthTech companies in Tokyo
#1
Series D · Chiyoda City, Tokyo · founded 2016 · 57 employees$14.2Mraised▾
Provider of online and in-person rehabilitation services and data analytics for elderly care. It offers software for healthcare providers, online rehabilitation support, and data analysis services to improve care. The company aims to enhance the quality of life for the elderly through technology, focusing on making rehabilitation more accessible and enjoyable. Its services utilize data-driven approaches to create personalized care plans and contribute to a sustainable elderly care system. They also develop and offer a SaaS platform for scientific care.
- Feb 2024Series D$6.7M
- Feb 2023Series D$6.7M
- Aug 2018Seed$900.9K
#2
Series D · Tokyo, Tokyo · founded 2016 · 296 employees$99.2Mraised▾
Platform to provide point of care educational support to patient about their medications. They refer to the patient's disease, age, gender, allergy, lifestyle, inspection value, season, past prescription and past medication history, and present the contents of the guidance for each patient. It helps patients understand guidance and supports ideal medication and healthy living.
- Jun 2025Series D$96.9M
- Jun 2025Venture Debt—
- Jan 2023Series C—
- Oct 2019Series B$23.9M
#3
Seed · Minato City, Tokyo · founded 2020 · 11 employees$5.7Mraised▾
Provider of medical data analysis platform to enhance the healthcare system. It offers a platform to support analytical research using medical data and prescription decisions by doctors and provides consulting on medical data, and operation services. It specialize in data cleansing and standardization using the OMOP Common Data Model, enabling the comparison and integration of medical data across systems and institutions.
- Feb 2026Seed$2.6M
- Jul 2024Seed$2.5M
- Jul 2024Venture Debt—
- Nov 2022Seed$3.2M
#4
Seed · Setagaya, Tokyo · founded 2021$3.7Mraised▾
Provider of rehabilitation system for children. The system uses various types of sensors compatible with applications, depending on the users conditions that help to sense finger movements and detect hand, arm, eye, and leg movements. It offers a digital rehabilitation tool that utilizes interactive digital art and sensors to enhance physical therapy experiences for children with disabilities.
- Feb 2026Seed$5.4M
- Oct 2024Seed$2.9M
- Apr 2023Seed$789.3K
#5
Series B · Minato City, Tokyo · founded 2019$3.2Mraised▾
AI-based medical devices for diagnosis and treatment of heart diseases. The company has developed an automated analysis system that assists healthcare professionals in clinical decision support and treatment. The device diagnoses the heart conditions by analyzing the ECG waveforms and creating a model using deep learning techniques.
- Mar 2026Series B—
- Nov 2025Series B—
- Mar 2024Series A—
- Aug 2022Series A$3.2M
#6
Series B · Tokyo, Tokyo · founded 2021$4.4Mraised▾
Provider of digital therapeutic application for headache management. The company is offering a migraine treatment app that can reduce symptoms by recognizing and improving behavioral patterns.
- Dec 2025Series B—
- Dec 2023Series A$3.4M
- Nov 2022Seed$1M
#7
Seed · Shinjuku, Tokyo · founded 2022$5.5Mraised▾
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- Oct 2025Seed—
- Feb 2024Seed—
- Oct 2023Seed$1.5M
- May 2022Seed—
#8
Series A · Minato City, Tokyo · founded 2018$13.3Mraised▾
Provider of AI-based analysis software for pathology image diagnosis. Pidport an AI-based software allows the user's to instantly screen pathological tissues and cells. The pathological image data and case information can be managed and stored on the cloud server.
- May 2025Series A$3.3M
- Apr 2024Series A$5.5M
#9
Series D · Toshima City, Tokyo · founded 2019 · 194 employees$28.7Mraised▾
Provider of cloud-based customer management and payment solutions for fitness clubs and owners. The platform provides smart membership and reservation system on a subscription basis for the fitness industry. The features include managing registration, payment, admission, enrollment, training guidance, customer communication services, and client inflow & check-in monitoring.
- Jan 2025Series D—
- Apr 2023Series C$28.7M
#10
Acquired · Tokyo, Tokyo · founded 2016 · 7 employees$6.4Mraised▾
Provider of technology for 3D VR visualizations of the human body for medical examination. Applications include medical training and 3D reports for better examination.
- Jun 2025Series B$32M
- Aug 2023Series B$2.7M
- Feb 2022Series B—
- Apr 2019Series B$2.2M
#11
Series C · Shibuya, Tokyo · founded 2017 · 35 employees$20Mraised▾
Online platform providing plastic and cosmetic surgery information. It is an online platform for users to find and receive information on double burial, bear treatment, rhinoplasty, jaw bone cutting, liposuction, breast augmentation, and other surgical procedures.
- Oct 2024Series C$11.3M
- Feb 2022Series B$8.7M
#12
Series A · Tokyo, Tokyo · founded 2019$824.4Kraised▾
Provider of mindfulness programs for individuals and corporations, and instructor training. It offers online programs and in-person sessions. The company delivers customized corporate programs focused on employee well-being and engagement. It also provides instructor training programs for individuals seeking to teach mindfulness.
- Nov 2025Series A$1.1M
- Jan 2024Seed$824.4K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of HealthTech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Digital Health in Tokyo is moving
A read on the academic research around Digital Health in Tokyo — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 70 papers.
The University of Tokyo and Tokyo Women's Medical University lead Tokyo's predominantly concern-toned digital-health research, focusing on AI healthcare, mHealth, and telemedicine implementation with cautious optimism.
- The University of Tokyo32
- Tokyo Women\'s Medical University6
- University of Tokyo Hospital6
- University of Tokyo Health Sciences4
- Tokyo University of Technology3
- Interpretability3
- Visualization3
- Remote patient monitoring3
- Big data2
- Analytics2
- Health informatics5
- Nursing research3
- Health care3
- Health administration2
- Health literacy2
- Health informatics2→9
- Health administration1→8
- Public health2→6
- Nursing research1→4
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.