Top 5 Life Science Angel Investors in Japan in July 2025

Last updated: Jul 2025 A list of 5 angel investors that invest in Life science startups based in Japan. We rank investors based on the number of investments they made in Life science companies from Japan. We update this investor list every month.

Top 5 Life Science Angel Investors in Japan in July 2025

Investor	Life Science Japan investments
Kenshin Fujiwara	1
Hidetoshi Takano	1
Shoji Okamoto	1
Hirofumi Miki	1
Hiroaki Kitano	1

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Investor list

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.

Investment focus

Mobile, Medical, Software
Seed, Series A
Japan

Portfolio highlights

Helpfeel — Our vision is to make saving, sharing, and exploring ideas as natural as breathing. On this journey we're humbled to be helping millions around the world from solo makers to university research labs, from gamers to pro designers, and large to small teams like ours.
HACARUS — We make AI work, where common Big Data aproaches fail. Get explainable results, even from small data amounts. Available on the cloud or as embedded devices.

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.

Investment focus

Internet, Information Technology, Human Resources
Seed, Angel, Funding Round
Japan, United States

Portfolio highlights

Kaimak — Kaymak is a recruitment platform that focuses on creating a recruitment website, planning a recruitment strategy, and managing candidates.
D-Chain — D-Chain offers services related to IT development and production in the Web3 and Web2 fields.
Rayout — Rayout is a business consulting company that provides creative content development, recruitment videos, and web production services.

Shoji Okamoto is the President of Mirai Works.

Investment focus

Lifestyle, Life Science, Service Industry
Seed
Japan

Portfolio highlights

Mono.un — Mono.un provides users with opportunities to meet authors and collaborate on tales and specializes in bringing exciting experiences full of stories of Japanese culture to the world.
Memory Lab — Memory Lab is a research laboratory that offers AI paper analysis and development solutions.

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.