What is MEDISO
MEDISO provides support for business ventures, academia,
and individuals intending to put into practical use medicines,
medical devices, and regenerative medicinal products.
Click here for further details.
About the Medical Innovation Support Office
The medical innovation support office matches medical venture companies and academic institutions facing challenges in the practical application of medical products and devices for specialists* who provide detailed consultation and support for solving problems at each stage from research and development to practical use, as well as insurance coverage at clinical sites, while looking ahead to the overall comprehensive advances and dissemination into the global market.
* Specialists in each field provide support for the response to laws and regulations, marketing, business planning, fund rasing, management strategy, intellectual property management, and international development, etc.
This website is operated by Mitsubishi Research Institute, Inc., as a trustee under instructions from the Economic Affairs Division, Health Policy Bureau, and Ministry of Health, Labour and Welfare as a part of the total support for the medical ventures program sponsored by the Ministry of Health, Labour and Welfare.
Support targets
Ventures, academic institutions, and individuals aiming to put into practical use the medicines, medical devices, regenerative medicinal products, and novel drug-discovery technologies or medical materials subject to the Pharmaceuticals and Medical Devices Law.
Details of support
MEDISO provides support for the practical application of medicines, medical devices, regenerative medicinal products, and other products subject to the Pharmaceuticals and Medical Devices Law.
That support includes business planning, financing, advice on laws and regulations, and other assistance as required.
- ●Support method:We provide support via online meeting or e-mail.
- ●Support source:Support is provided in cooperation with experts in R&D, consultants in pharmaceutical affairs, and experts from related organizations including the Ministry of Health, Labour and Welfare.
- ●Remarks:Consultation and support services are free of charge.
In case the link does not work, please contact us at the email address below
mediso@ml.mri.co.jp
Specialists Introduction
We will introduce registered specialists
(updated as necessary).
Kunishige Masui
Managing Partner
Main specialty areas
- medicines
- medical devices
- regenerative medicine products
Specialized support fields
- Regulatory compliance
- Funding
- Specialized support fields
Graduated from Kyoto University Faculty of Law, University of Tokyo Law School, and University of California, Irvine LLM. 2014 - 2021 at Nagashima Ohno & Tsunematsu; 2020 - 2021 at Smith, Gambrell & Russell, LLP (US law firm). Established Masui & Partners in December 2021. Mr. Kunishige Masui assisted numerous startups, from angel rounds to companies nearing IPO, and has also assisted in the launch of many new businesses, including cross-border localization. He is well versed in the legal and financing issues that arise for startups and new business development, and provides support as a mentor for JETRO, Healthcare Innovation Hub, Kawasaki-NEDO Innovation Center (K-NIC), Venture Café Tokyo, and IDEC. In addition to providing easy-to-understand explanations of foreign legal systems in comparison to those in Japan, he also specializes in removing obstacles to business growth by not only providing answers to "points that clients have actually consulted with" but also by digging into "points that need attention that clients are not yet aware of.”

Rou Irisawa
IRISAWA Consulting LLC
Main specialty areas
- medicines
- regenerative medicine products
Specialized support fields
- Regulatory compliance
- Etc
Worked at Chugai Pharmaceutical Co., Ltd. for 27 years, primarily in antibody drug research and development, CMC regulatory affairs, and quality assurance, from preclinical trials stage to BLA stage. Involved in the BLA of Japan, US and EU approval for the CTD-Q of Actemra, Japan's original first antibody drug. And also involved in Japan BLA for several biologics Genentech original. Since 2017, involved in the development of many new modalities, including three SAKIGAKE designated cell products, and participated in 21 times PMDA consultations responsible for CMC regulatory and QA for cell products and gene therapy products. In 2023, became independent as a CMC regulatory consultant. Author of ""CMC Pharmaceutical Design - CMC Pharmaceutical Strategy in the Era of New Modality Pharmaceuticals"" (Yakuji Nipposha, 2022), and is the overall supervisor of the Japanese translation of A-CELL (CMC Development Guidance for CAR-T). Fellow at Tama University's Medical Care Solutions Research Institute, and a top performer in the regular course of Pharmaceutical Evaluation Science at the University of Tokyo Graduate School of Pharmaceutical Sciences in 2024. Certified in generative AI skills (November 2025). Currently involved in various projects, including serving as CMC lecturer at seminars on how to proceed with the development of CMC for antibody drugs, cell products, gene therapy products, etc for small company to semi-major company.

Motohiro Kobayashi
University of Yamanashi Hospital, Clinical Trial Management Office, Associate Professor
Main specialty areas
- medicines
- regenerative medicine products
Specialized support fields
- Regulatory compliance
- Business planning
- Business operation systems
With over 30 years of practical experience in pharmaceutical companies, ranging from basic research to clinical development, licensing activities, and regulatory audits. Subsequently, I served as a technical expert in the Innovation Commercialization Support & Strategic Consultation Division of the Pharmaceuticals and Medical Devices Agency (PMDA), dealing with regulatory consultation services for academia and venture companies (especially for regenerative medicine products and pharmaceuticals). Currently, I am working in the clinical research support department of a university, supporting physician-led clinical trials and clinical research. I have experienced numerous pre-meetings and face-to-face advice with PMDA. I also have experience in application support for public research and development projects (such as Seeds C, etc.) by the Japan Agency for Medical Research and Development (AMED). In particular, I can provide detailed support for the development of regenerative medicine products (including quality and non-clinical).

Kensuke Suzuki
Nagashima Ohno & Tsunematsu
Partner, Attorney-at-law
Main specialty areas
- medicines
- medical devices
- regenerative medicine products
Specialized support fields
- Regulatory compliance
- Business planning
- Funding
- Business operation systems
- Specialized support fields
Kensuke Suzuki is a partner at Nagashima Ohno & Tsunematsu. He represents both domestic and international clients, with a special focus on cross-border transactions, with respect to pharmaceutical, medical and healthcare business, M&A and corporate transactions, fund formation and management, and financial regulations. With expert knowledge of the Japanese medical, pharmaceutical, medical device, and other various healthcare-related regulations, he advises on a wide variety of business activities in the broad healthcare sector, such as regulatory compliance, data protection, mergers and acquisitions, alliances, business startups, financing, licensing and other commercial transactions. He was admitted to the Japan Bar in 2000 and worked as visiting attorney at Kirkland & Ellis (Chicago) from 2006 to 2007. He served as a special adviser to the Ministry of Health, Labour and Welfare from 2014 to 2015. He is fluent in Japanese and English.

Yoshiki Kawabata
President, MedX Inc.
Main specialty areas
- medical devices
- regenerative medicine products
Specialized support fields
- Regulatory compliance
- Marketing
- Business planning
- Funding
- Business operation systems
- Specialized support fields
Advantage from over 35 years of multiple company & responsibility experience in medical device industry, helping foreign companies to enter into Japanese market. Key highlights in the past achievements are : with Johnson & Johnson Mdecial Company, worked with US R&D team to develop new product which reflecting Japanese patient and physicians needs - three years resided in Cincinnati, Ohio: HeartFlow Inc., which developed the first "program device" - FFRCT, enabling non-invasive detection of FFR, applied and received regulatory approval and reimbursement as a first product and company. : in Palette Lifesciences Japan, establishment of new subsidiary for start-up company which transferred the business from exclusive distributor. Started with minimum number of direct resources and having multiple partnerships with logistics, finance and regulatory affairs, revitalized the business and achieved a 149% growth over the last year of distributor.

Introduction of measures implemented by public institutions
We will describe the measures from public institutions for pharmaceutical companies,
medical device companies, companies manufacturing regenerative medicinal products, and venture companies.
- The Ministry of Health, Labour and Welfare/
- Pharmaceuticals and Medical Devices Agency (PMDA)/
- Japan Agency for Medical Research and Development (AMED)/
- Cabinet Office/
- Ministry of Economy, Trade and Industry/
- Ministry of Internal Affairs and Communications/
- Small and Medium Enterprise Agency/
- Organization for Small & Medium Enterprises and Regional Innovation, Japan/
- Union of Kansai Governments/
- New Energy and Industrial Technology Development Organization (NEDO)/
- Life Science Innovation Network Japan, Inc. (LINK-J)/
- Japan Science and Technology Agency (JST)/
- Japan External Trade Organization (JETRO)/
- INCJ, Ltd./
- Osaka Prefecture/
- Tokyo Metropolis/
- Kanagawa Prefecture/
- National Institutes of Biomedical Innovation, Health and Nutrition (NIBIOHN)
A comprehensive portal site for Medical Innovation Support Office (MEDISO).



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