# Top 5 Biotechnology Angel Investors in Japan in May 2026

## Koki Yabu
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Angel, Pre-Seed
- Focus: Content, Finance, Data Mining

Koki Yabu is Founder, President & CEO at Mobcast inc.

## Yutaka Matsuo
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed
- Focus: Artificial Intelligence, Neuroscience, Machine Learning

1997 Graduated from Tokyo University, Department of Electronic and Information Engineering. In 2002, he completed the doctoral program at the same graduate school. Ph.D. (Engineering) He was a researcher at the Institute of Industrial Science and Technology since the same year. After working as a visiting researcher at Stanford University in August2005, Associate Professor of Technology Management Strategy, Institute of Research, Graduate School of Engineering, University of Tokyo in 2007. Co-Representative, Associate Professor, Global Consumption Intelligence Donation Course, Department of Technology Management Strategy, Graduate School of Engineering, Tokyo University. Professor from 2019, Graduate School of Engineering, Tokyo University of Engineering, Department of Technology Management Strategy. He specializes in artificial intelligence, web mining, big data analytics. The Society of Artificial Intelligence received the Paper Award (2002), the 20th Anniversary Project Award (2006), the Field Innovation Award (2011), and the Merit Award (2013). At the Society of Artificial Intelligence, he has been a student editorial committee and an editorial committee, and vice chair/director since 2010. Chairman of Ethics from 2014 to 2018. Chairman of Japan Deep Learning Association since 2017.

## 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.

## Hidetoshi Takano
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Internet, Information Technology, Media and Entertainment

Joined Intelligence in 1999. Established Key Players Inc. in 2005. Consultation with more than 3,000 managers and career counseling for more than 10,000 individuals. In addition, we have invested in more than 55 outside directors, advisors and angels in Silicon Valley and Bangladesh in Japan. Over 100 lectures on careers, entrepreneurship andstartups.

## Hirofumi Miki
- Type: Angel
- Location: Shibuya, Kanagawa, Japan
- Relevant deals: 1
- 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.

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