Top 10 Social Impact Angel Investors in Japan in September 2025
A list of 10 angel investors that invest in Social impact startups based in Japan. We rank investors based on the number of investments they made in Social impact companies from Japan. We update this investor list every month.Top 10 Social Impact Angel Investors in Japan in September 2025
| Investor | Social Impact Japan investments |
|---|---|
| Toru Ei | 1 |
| Kenji Kasahara | 1 |
| Katsuhiro Tamukai | 1 |
| Tatsuo Sakamoto | 1 |
| Maiko Kojima | 1 |
| Kyung wook Han | 1 |
| Koichi Noda | 1 |
| Keito Noguchi | 1 |
| Takuma Iwai | 1 |
| Takashi Okutani | 1 |
Toru Ei is a Kaizen Platform CGO, and Beautydoors CEO.
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Investment focus
- Wellness, Lifestyle, Elder Care
- Seed
- Japan
Portfolio highlights
- AgeWell Japan — Age Well Japan is a conference and festival aimed at understanding Japan's super-aged society and defining new values for the future. The purpose of the gathering is to bring together young people and the elderly to exchange ideas.
Born in 1975, Kenji Kasahara grew up in Osaka Prefecture. He graduated from the Department of Economics at the University of Tokyo.
Inspired by the case studies of IT business he studied in a university seminar on management strategy and by the rapid rise of Internet business in Silicon Valley in the USA, he started up “Find Job !”, an online jobinformation site, in 1997. In 1999 Kasahara established eMercury, Inc. (mixi, Inc.) and assumed the post of representative director.
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Investment focus
- Aerospace, Information Technology, Robotics
- Seed, Pre-Seed, Series B
- Japan, United States
Portfolio highlights
- AgeWell Japan — Age Well Japan is a conference and festival aimed at understanding Japan's super-aged society and defining new values for the future. The purpose of the gathering is to bring together young people and the elderly to exchange ideas.
- ONE — One is a Japanese startup. It primarily creates and operates consumer apps, some of which have been sold to publicly traded Japanese corporations.This runs the BeReal exchange application "BeMatch."
- Nicoli — Nicoli is a company that creates content and advertisements that increase happy time for parents and children .
Katsuhiro Tamukai is a COO of Cost Science.
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Investment focus
- Wellness, Lifestyle, Elder Care
- Seed
- Japan
Portfolio highlights
- AgeWell Japan — Age Well Japan is a conference and festival aimed at understanding Japan's super-aged society and defining new values for the future. The purpose of the gathering is to bring together young people and the elderly to exchange ideas.
Tatsuo Sakamoto is a Head of Sales, Japan at MOLOCO. He Attended The University of Tokyo.
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Investment focus
- Information Technology, Education, Recruiting
- Seed, Angel, Pre-Seed
- Japan
Portfolio highlights
- bgrass — bgrass is a consultation support platform for women working in the IT industry.
- Cloudbase — Cloudbase is an information technology company that specializes in the fields of cloud services and management.
- Metaverse Creators — Metaverse Creators is a feature-rich virtual platform providing gamers with a wide range of games, creation tools, and avatar editing tools.
Co-Founder and Vice President CTO/CFO at Prime Again Inc.
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Investment focus
- Consulting, Information Technology, Social Entrepreneurship
- Seed
- Japan
Portfolio highlights
- bgrass — bgrass is a consultation support platform for women working in the IT industry.
Kyung-wook Han is an Individual Investor.
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Investment focus
- Consulting, Information Technology, Social Entrepreneurship
- Seed
- Japan
Portfolio highlights
- bgrass — bgrass is a consultation support platform for women working in the IT industry.
Koichi Noda - Chief Human Resources Officer @ Works Human Intelligence
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Investment focus
- Consulting, Information Technology, Social Entrepreneurship
- Seed
- Japan
Portfolio highlights
- bgrass — bgrass is a consultation support platform for women working in the IT industry.
Keito Noguchi is a Brave group Representative Director, and Angel Investor.
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Investment focus
- Wellness, Lifestyle, Elder Care
- Seed
- Japan
Portfolio highlights
- AgeWell Japan — Age Well Japan is a conference and festival aimed at understanding Japan's super-aged society and defining new values for the future. The purpose of the gathering is to bring together young people and the elderly to exchange ideas.
Takuma Iwai Co-CEO of Advisor Time.
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Investment focus
- Wellness, Lifestyle, Elder Care
- Seed
- Japan
Portfolio highlights
- AgeWell Japan — Age Well Japan is a conference and festival aimed at understanding Japan's super-aged society and defining new values for the future. The purpose of the gathering is to bring together young people and the elderly to exchange ideas.
Takashi Okutani Graduated from University of Washington( Seattle WA) 1997 Enter Ryohin Keikaku Co., Ltd. 1997-2000 working at MUJI store in Tokyo Japan 2000-2002 be seconded to trading company called Sanyei Detschland GmbH(cooperated trading company) 2003-2007 working at household division & joined to establish MUJI in-house design office,mainly taking care of the project called World MUJI 2007-2010 working at Apparel Divison. Produced MUJI’s Iconic item called 90 Degree Sock. 2010-2015 General Manager of WEB Business Divison. Produce MUJI passport 2015-Join Oisix as Chief Omni-Channel officer.
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Investment focus
- Wellness, Lifestyle, Elder Care
- Seed
- Japan
Portfolio highlights
- AgeWell Japan — Age Well Japan is a conference and festival aimed at understanding Japan's super-aged society and defining new values for the future. The purpose of the gathering is to bring together young people and the elderly to exchange ideas.
Investors by industry
Google
Marketplace
Hardware
Energy
Proptech
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Biotech
Artificial intelligence
Climate
Consumer
Community
Impact
Gaming
FinTech
EdTech
Sustainability
Venture Capital
Big Data
Web3
B2B
Financial Services
Finance
Infrastructure
Education
Photography
Payments
Food and Beverage
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Organic Food
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Publishing
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Android
Internet
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Email
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Wellness
Social Media
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Legal
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Mobile Advertising
Biotechnology
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Automotive
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Medical Device
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Mobile Apps
InsurTech
Enterprise
LGBT
Fashion
Oil and Gas
Life Science
Theatre
Film
Non Profit
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SaaS
Sporting Goods
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Social Impact
Software
Celebrity
Cryptocurrency
Machine Learning
Agriculture (agtech)
Media (entertainment)
Facebook
Blockchain
Investors by country
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Cambodia
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Latvia
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Cameroon
Colombia
Guatemala
Seychelles
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Angel Investors in Japan by industry
Restaurants
Real Estate
Financial Services
Music
Transportation
Big Data
Cryptocurrency
Finance
Food and Beverage
Video Games
Medical
Wellness
Internet
Digital Media
Art
Biotechnology
Blockchain
Social Media
Software
Construction
Enterprise Software
Sports
Fitness
Hospitality
Automotive
Travel
FinTech
Consumer
Health Care
Biotech
Energy
EdTech
Climate
Proptech
Marketplace
Hardware
Artificial intelligence
Retail
Legal
Fashion
Beauty
Web3
Social
Education
Manufacturing
Community
Mobile Apps
Payments
Life Science
Social Network
Photography
Recruiting
SaaS
Gaming
Sustainability
Agriculture (agtech)
Social Impact
Media (entertainment)
Machine Learning
Enterprise
Wine And Spirits
Mobile
Impact