# Top 15 Medical Angel Investors in Japan in May 2026

## Hirofumi Miki
- Type: Angel
- Location: Shibuya, Kanagawa, Japan
- Relevant deals: 2
- Stages: Seed, Angel, Pre-Seed
- Focus: Content, Marketing, Internet

After JTB Co., Ltd. and CYBIRD Co., Ltd. as an initial member of Glee Co., Ltd. is responsible for business development. Currently, he is mainly engaged in venture support in the Internet area, investing in venture and venture capital, and served as management advisor for dozens of companies. Hands-on business development, growth strategydevelopment, financing advice, HR organization design support, partner referral and Recruit Support. He is also engaged in business support for ventures in the healthcare and university venture fields. He served as Digital Health Meetup Advisor, NEDOTCP Mentor and Future 2016 Mentor.

## Tadashi Masuoka
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed
- Focus: Medical, Health Care, Home Health Care

Tadashi Masuoka - President and Founder @ nippontect systems

## Yamashita Tetsuya
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: Medical, Health Care, Facilities Support Services

Yamashita Tetsuya

## Junji Oshita
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed
- Focus: Medical, Marketing, Health Care

Junji Oshita - Chief Executive Officer & President @ Axel Mark

## Kamata Tomihisa
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Fitness, Medical, Genetics

Dr. Kamada earned his Ph.D. at the University of Tokyo. In 1984, he pursued his journey to establish his own business that focused on information appliances and mobile software, namely ACCESS Co., Ltd.. With great success, the company entered the Tokyo Stock Exchange Mothers Market in 2001. He left ACCESS Co., Ltd. in 2011, and founded TomyK Ltd.in 2012 where he supports startups possessing revolutionary business ideas that revitalize the Japanese economy.

## Fujimoto Shuuhei
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: Medical, Health Care, Marketing

Fujimoto Shuuhei

## Toshiro Wakimaru
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: Task Management, Food and Beverage, SNS

Toshiro “Tosh” Wakimaru is the Chief Operating Officer of MedPeer, Inc. , Tokyo, Japan since May 2010. Medpeer is the “Medical Doctor Exclusive” SNS in Japan that has just successfully gone to the market in 2014.Prior to the current job, Tosh had been actively working for Price Waterhouse Consulting, Japan LLP (now IBM Japan, Ltd.) aftergraduating from the Boston University School of Management in 1996. While there he completed numerous projects in corporate strategy, operation improvement, and new business development focusing on the retail, service, and healthcare industries with a secondment to the Ministry of Economy, Trade and Industry.

## Hayama Takashi
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: SNS, Beauty, Medical

Hayama Takashi - Outside Director @ Eco Style

## Yu Akasaka
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Food and Beverage, Content, Internet

During Hosei University student, and intern at Hakuhodo C & D. After joining the Image-net, I do media monetization of EC site as a media planner. Then, new business, engaged in Alliance. Launched a crowdsourcing site "MILLION DESIGNS" of design in the individual, sold to Ransazu Corporation. Established the Eureka Co., Ltd., wasappointed Representative Director CEO.

## Kazuhiro Ishikura
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Beauty, Content, Fashion

Kazuhiro Ishikura served as the head of the Akatsuki Business Management Department in 2013 and as a corporate auditor of Akatsuki in 2014, contributing to the company's listing on the TSE Mothers and TSE 1st sections. Appointed 3minute CFO in 2015, engaged in business start-up and organizational design, and succeeded in large-scale M & Adeal with Glee. After leaving the company, he became a WARC director in November 2018. Certified public accountant.

## Hiroaki Kitano
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Angel, Debt Financing
- Focus: Health Care, Information Technology, Fitness

Hiroaki Kitano is the SVP at Softbank Mobile. He attended Waseda University.

## Kenshin Fujiwara
- Type: Angel
- Location: Kyoto, Kyoto, Japan
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Mobile, Medical, Software

Kenshin is a CEO at Hacarus Inc., a healthcare technology startup based in Kyoto, Japan.He co-founded several tech startups with 2 exits in the past 15 years. His first career started as an engineer at Sony Computer Entertainment and worked on PlayStation development projects. HIs fist startup was acquired by Japanese public company, and thesecond startup was sold to the US company.Born in 1976. He holds a Computer Science degree from California State University. He loves mountain hiking and currently living in Kyoto Japan with his wife and family.

## Minoru Moriya
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Health Care, Nursing and Residential Care, Internet

Minoru Moriya is a director at AuB.

## Chikako Morimoto
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: Human Resources, Employment, Information Technology

Chikako Morimoto - External Counsel @ Traimmu

## Otomi Tomohiro
- Type: Angel
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Health Care, Travel, Content

Otomi Tomohiro - CEO @ Tyrus

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