# Top 50 Sustainability Startup Investors in Japan in May 2026

## Real Tech Japan
- Type: VC Fund
- Location: Sumida, Tokyo, Japan
- Relevant deals: 4
- Stages: Series A, Seed
- Focus: Manufacturing, Biotechnology, Robotics

Real Tech Japan is a venture capital firm that seeks to invest in innovative R&D technology companies. Realtech Fund is a joint venture between the Ministry of Economy, Trade, and Industry and NEDO (New Energy and Industrial Technology Development Organization).
The firm was founded in 2014 and based in Tokyo, Japan.

## Incubate Fund
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 4
- Stages: Seed, Series A
- Focus: Software, Information Technology, E-Commerce

Incubate Fund is an independent early-stage venture capital that specializes in providing capital to technology startups at the seed stage. The firm built a portfolio of over 300 companies in Asia, taking 12 companies to public and 20 companies to M&A exit since 2010.

## Energy & Environment Investment
- Type: VC Fund
- Location: Higashi-shinagawa, Tokyo, Japan
- Relevant deals: 4
- Stages: Series A, Series B
- Focus: Internet of Things, Software, Energy

Energy & Environment Investment, Inc. (EEI) is Japan’s first venture capital specialized in the clean technology sector. With core members who have rich hands on experience in founding and managing venture companies, we aim to provide risk money and various strategic values to promising venture companies and businesses.

## Global Brain Corporation
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 3
- Stages: Series B, Series A
- Focus: Information Technology, Software, Artificial Intelligence

Global Brain Corporation is a venture capital firm that invests in companies from seed or early to pre-IPO startups. Global Brain has invested in 300+ startups from seed/early to pre-IPO startups and achieved 25 IPOs and 61 M&As as a result of providing hands-on support services and resources to its portfolio startups. Global Brain hasmanaged a pure investment fund as well as multiple corporate venture capital funds partnered together with tier 1 public companies of telecom, real estate development, financial service, beverages, agriculture food, logistics, and electronic devices.

## Lifetime Ventures
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 3
- Stages: Seed, Pre-Seed
- Focus: Software, Health Care, Marketing

Lifetime Ventures is a VC firm that specializes in pre-seed and seed investments.

## Spiral Capital
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 3
- Stages: Series A, Series B
- Focus: Information Technology, Internet, Software

Spiral Capital is a venture capital fund.

## ANOBAKA
- Type: VC Fund
- Location: Shibuya, Kanagawa, Japan
- Relevant deals: 3
- Stages: Seed, Series A
- Focus: Software, Content, Food and Beverage

ANOBAKA is a Tokyo-based venture capital firm with rich group resources to add value to seed-stage startups. ANOBAKA actively invests in and supports startups aiming to be a global leader in the innovative Internet business and promising to greatly grow up in the future. ANOBAKA's investment focuses on fledgling seed-stage startups. Inaddition to investment financing, ANOBAKA provides founders with a variety of business support such as development consulting by our engineers, sales support, and international marketing support.

## SBI Investment
- Type: VC Fund
- Location: Minato, Chiba, Japan
- Relevant deals: 3
- Stages: Series B, Series A
- Focus: Financial Services, Information Technology, Software

SBI Investment supports the business development and growth of private venture companies through fund investment.

## MIRAISE
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Pre-Seed, Series A
- Focus: Apps, Health Care, Software

We are engineers investing in engineers. With experienced mentors, MIRAISE supports you hands-if basis, for business model, financial planning and presentation. All founders of our potfolio automatically join MIRAISE online community that gives you the peer-learning opportunities with other founders. Join us updating the normal!

## iSGS Investment Works
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: E-Commerce, Software, Information Technology

iSGS Investment Works is Japan-based venture capital firm.

## MITSUI SUMITOMO INSURANCE Venture Capital (MSIVC)
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Software, Information Technology, Food and Beverage

MSIVC is a venture capital firm that invests in Japanese and global startups scaling to IPO. It focuses on startups in verticals of Fintech, SaaS, Healthcare, AI, E-Commerce, Foodtech, and Environment etc.

## NOW Japan
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Content, Marketing, Information Technology

Next One for the World.

## Yuzuru Honda
- Type: Angel
- Relevant deals: 2
- Stages: Seed, Angel
- Focus: SNS, Internet, Software

Yuzuru Honda is a Founder & Global CEO of FreakOut.

## DBJ Capital
- Type: VC Fund
- Location: Otemachi, Tokyo, Japan
- Relevant deals: 2
- Stages: Series A, Seed
- Focus: Software, Internet, Biotechnology

DBJ Capital Co., Ltd. was founded in June 2010 through the integration of two venture capital firms of the DBJ Group, New Business Investment Co., Ltd. and Intellectual Properties Development & Investment, Inc. We are a wholly-owned subsidiary of Development Bank of Japan Inc.At DBJ Capital, we focus on venture firms which use newtechnologies and business models to grow and compete on the global market, regardless of their industry or scale. To meet the particular needs of each client, we mobilize the entire DBJ Group to arrange the best investment solutions, ranging from growth-spurring equity investment to financing schemes drawing on DBJ's vast networks.We also assist in venture start-ups. Our value enhancement team provides the kind of comprehensive, hands-on support needed to commercialize outstanding intellectual property and technologies developed by firms, research labs, and universities, and to carve out a place for them in the market.DBJ Capital will continue to play in a part in Japan's economic revival - by helping the firms we invest in to grow, and by encouraging the creation of new industries in Japan.

## ANRI
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Health Care, Software, Information Technology

ANRI is a Japanese venture capital firm that mainly invests in seed and early-stage startups.

## OPT Ventures
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Series A, Seed
- Focus: Software, Content, Task Management

OPT Ventures is an investment and incubation firm that offers startups with venture capital, investments, IPO advice, management information services, and more. The company was established on February 27, 2015, and operates as an investment subsidiary of Opt Holding Corporation, an e-marketing company based in Tokyo, Japan.

## East Ventures
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Software, Information Technology, E-Commerce

East Ventures is an early stage venture capital (VC) focused on Southeast Asia, Indonesia & Japan. Success cases include Tokopedia, Traveloka, and Mercari.

## Naruhisa Nakagawa
- Type: Angel
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Manufacturing, Beauty, Environmental Consulting

Naruhisa Nakagawa is a Founder & Chief Investment Officer at Caygan Capital.

## MTG Ventures
- Type: VC Fund
- Location: Nagoya, Aichi, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Marketing, Media and Entertainment, Food and Beverage

MTG Ventures is the corporate venture capital arm of MTG that invests in beauty and wellness tech, food tech, and sports tech sectors.

## Shintaro Tabata
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Angel, Series A
- Focus: Sharing Economy, Audio, Content

Shintaro Tabata - Senior Vice President and Head of Corporate Sales @ Line

## Yosemite
- Type: VC Fund
- Relevant deals: 2
- Stages: Seed
- Focus: Legal, Water, AgTech

Yosemite is an investment management company.

## Daisaku Harada
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Pre-Seed
- Focus: Finance, Tourism, Automotive

Daisaku Harada is the Director of Management Strategy at Mercari. Daisaku attended Chuo University.

## Future Venture Capital
- Type: VC Fund
- Location: Kyoto, Kyoto, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Information Technology, Manufacturing, Health Care

Future Venture Capital Co., Ltd. is a venture capital firm specializing in early stage investment. The firm invests in diversified investment in a broad range of industrial sectors. It seeks to invest in Japan. The firm prefers to be the lead investor in its portfolio companies. Future Venture Capital Co., Ltd. was founded in 1998 and is based inKyoto, Japan with offices in Tokyo, Aomori, Iwate, Yamagata, Kanazawa, Mie, Sakai, Kobe, and Ehime.

## Quantum Leaps Ventures
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed

Quantum Leaps Ventures establish and invest in internet and technology companies.

## SMBC Venture Capital
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Series A, Series B
- Focus: Health Care, Information Technology, Software

Sumitomo Mitsui Banking Corporation (SMBC) and its group companies offer a broad range of financial services centered on banking. They are also engaged in the leasing, securities, credit card, investment, mortgage securitization, venture capital and other credit related businesses. The following lists the activities of SMBC, its subsidiaries andaffiliates in the various business segments.

## Shintaro Yamada
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Angel, Pre-Seed
- Focus: Internet, Finance, Information Technology

During his years at Waseda University, Shintaro worked at Japan’s biggest e-commerce mall, Rakuten, Inc. On August 1st 2001, Shintaro established “Unoh Inc.” after graduating university. At Unoh he was responsible for designing and developing several web services, one of which was the online magazine subscription . Services provided by Unohinclude planning, development and management of the film enthusiast community site “Movie Life” (acquired by PIA Corporation) as well as “Sugu.CC” , “NeoAd” (both acquired by GMOAP) and the photo sharing site “Photozou” (acquired by Digital Garage).In 2009 Unoh entered into social gaming, creating multiple successful social games. Among these games, “Machitsuku!” has been its biggest hit with over 5 million users. On August 3rd 2010, Unoh joined Zynga and Shintaro became General Manager of Zynga Japan. He resigned on January 2012. After traveling around the world, He established the new company “Mercari, Inc.” on February 2013 and released the resale shopping app “Mercari” on July 2013 in Japan.He is a true Internet geek, spending a lot of time on the Internet and boasts around 180,000 followers on Twitter.

## Mizuho Capital
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Series A, Series B
- Focus: Information Technology, Software, Internet

Mizuho is the venture capital firm affiliated to Mizuho Bank, the second-largest Japanese bank in terms of assets. The firm has headquarters in Tokyo.The firm has ¥49.6 billion JPY under management, focusing on information technology and biotechnology investments. Over 600 Mizuho companies have gone public. According to Nikkei, Mizuho is thefifth-largest venture capital firm in Japan.Mizuho Capital was formed in 2002 by the merger of Fujigin Capital, Tokyo Venture Capital and IBJ Investment. Three firms were subsidiaries of Fuji Bank, Dai-Ichi Kangyo Bank and the Industrial Bank of Japan respectively.

## Toppan Printing
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Corporate Round, Series B
- Focus: Financial Services, Information Technology, Software

Toppan Printing Co., Ltd. provides commercial printing and related services worldwide. It operates in three segments: Information & Networks, Living Environment, and Electronics. The Information & Networks segment provides commercial printing services for posters, catalogs, pamphlets, flyers, calendars, pop materials, and gifts, as well asoffers design and event services, sales promotion planning, multimedia related activities, and database and network system design and operation services; and publications printing services magazines and books, as well as CDROMs, DVDs, and other electronic publications. It also offers securities, such as stocks, bonds, gift certificates, and product coupons; cards comprising magnetic cards and prepaid cards; and develops and designs IC card systems, IC tag systems, and security management systems. This segment supplies various business form services, including direct mail, integrated slips, data print services, cards, envelopes, catalogs, and sales and maintenance of equipment. The Living Environment segment offers a range of packaging services, such as packaging planning, development, and production; development and production of packaging materials; design and production of packaging related system equipment; filling services; and packaging consulting. It also provides decorative paper/film, wallpaper, flooring materials, interior materials, and exterior materials. The Electronics segment offers display products that include color filters for LCDs, shadowmasks, screens for micro-display rear projection TVs, and functional films; and semiconductor products comprising photomasks, leadframes, printed wiring boards, substrates for semiconductor packages, design of printed wiring boards, LSI circuits, printed wiring, and performance assessment software. The company has a strategic alliance with AU Optronics Corp. Toppan Printing was founded in 1900 and is headquartered in Tokyo, Japan.

## Mistletoe
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Information Technology, Software, Education

Mistletoe is a hub for startups and the overall entrepreneurial ecosystem. It specifically provides learning opportunities for entrepreneurs, facilitates startup communities, invests in and supports startup companies and venture capitals.

## PE&HR
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Seed, Series A
- Focus: Software, Education, E-Learning

PE&HR is a private equity and venture capital firm that seeks to invest in incubation, start-up, and early-stage companies. PE&HR primarily invests in the human resources, internet, healthcare, IT, mobile, and social commerce-related industries.

## FreakOut Holdings
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 2
- Stages: Series B, Series C
- Focus: SNS, Content, Finance

We are spread out into global with our mission "Give people work that requires a person" through our freak'in technology.

## Hiromi Watase
- Type: Angel
- Relevant deals: 1
- Stages: Seed
- Focus: Apps, Rental, E-Commerce

Hiromi Watase

## elDesign
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed
- Focus: Energy, CleanTech, Wholesale

elDesign is a consulting company that also operates a regional revitalization business.

## CCBT Private Equity
- Type: VC Fund
- Location: Beijing, Beijing, China
- Relevant deals: 1
- Stages: Series A
- Focus: Solar, Energy, Renewable Energy

CCBT Private Equity is a corporate venture capital firm of CCB Trust.

## Midea Capital
- Type: VC Fund
- Location: Guangdong, Jilin, China
- Relevant deals: 1
- Stages: Series A
- Focus: Solar, Energy, Renewable Energy

Midea Capital is a market-oriented private equity investment institution focusing on industrial investment.

## TD Investment
- Type: VC Fund
- Location: Tarumi, Hyogo, Japan
- Relevant deals: 1
- Stages: Series A
- Focus: Retail, Parking, Automotive

TD Investment is a venture capital arm of TORIDOLL Holdings.

## Septeni
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Series A
- Focus: SNS, Content, Fashion

Septeni is developing various one-stop services to solve customers' marketing issues focusing on the Internet advertising agency business that has a proven track record in Japan.

## China Science and Technology Innovation
- Type: VC Fund
- Relevant deals: 1
- Stages: Seed

China Science and Technology Innovation operates as an investment firm.

## Chushin Venture Capital
- Type: VC Fund
- Location: Kyoto, Kyoto, Japan
- Relevant deals: 1
- Stages: Series A, Series B
- Focus: Retail, Travel, Home Decor

Chushin Venture Capital is a venture capital fund established by Kyoto Chuo Shinkin Bank.

## Naoki Aoyagi
- Type: Angel
- Location: San Francisco, California, United States
- Relevant deals: 1
- Stages: Seed, Angel, Series A
- Focus: Internet, Fashion, Software

Naoki Aoyagi is a Senior Vice President at GREE, Inc. and Chief Executive Officer of GREE International, Inc. He joined GREE, Inc. in March 2006 from Deutsche Bank, where he had specialized in tech and media sector IPOs and M&A advisory work. At GREE, Aoyagi oversaw the Company's partnership with KDDI and its IPO before leading thedevelopment of GREE’s global operations, a role he continues today. Aoyagi earned a bachelor's degree in policy management from Keio University in 2002.

## Kotaro Chiba
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Internet, Content, Software

Kotaro Chiba is the founder of ChibaDojo Fund. Kotaro Chiba attended Keio University.

## EPCO
- Type: VC Fund
- Location: Sumida, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed
- Focus: Energy, Smart Home, Renewable Energy

EPCO is an architectural design company that supports the homes and livelihoods of people around the world.

## Genesia Ventures
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Series A
- Focus: Information Technology, Software, Content

Genesia Ventures is a venture capital firm focused on seed/early-stage startups in Japan and Southeast Asia.

## Zhuhai Huafa Group
- Type: VC Fund
- Location: Zhuhai, Guangdong, China
- Relevant deals: 1
- Stages: Series A, Series B
- Focus: Solar, Energy, Hardware

Zhuhai Huafa Group has actively implemented national strategies, connecting the vision of Zhuhai city with its own corporate strategy.

## Gaiax
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Real Estate, Travel, Sharing Economy

Gaiax is a startup studio that focuses on social media and the sharing economy to connect people in order to solve social issues. The company is also actively investing in sharing economy services both inside and outside the company, as a result of social media penetration, and 60% of new graduates are growing as startup studios that produceentrepreneurs.

## Development Bank of Japan
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Series A, Series D
- Focus: Manufacturing, Robotics, Health Care

Development Bank of Japan is an integrated investment and loan service provider to domestic and international clients.
It was founded in 1951 and is headquartered in Tokyo, Japan.

## GMO Pepabo
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed
- Focus: SNS, E-Commerce, Web Development

GMO Pepabo, Inc. established in 2003 as a web hosting service company. Since its foundation the company has focused on consumer-targeted Internet services, and today it comprises four business segments: Hosting which operates consumer domain registration and web hosting services, Ecommerce Support which provides ecommerce platform solutions,Customer to customer (C2C) marketplace for handmade products, and Community that facilitates communication among Internet users through blogging and media portal services.

## ABC Dream Ventures
- Type: VC Fund
- Location: Osaka, Osaka, Japan
- Relevant deals: 1
- Stages: Series A, Series B
- Focus: Social Media, Information Technology, Content

ABC Dream Ventures is the corporate venture capital arm of Japanese media firm Asahi Broadcasting Group Holdings.

## Beenos Partners
- Type: VC Fund
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Series A, Series B
- Focus: E-Commerce, Internet, Mobile

Beenos is a platform for startups. Our in-house team of entrepreneurs-in-residence and specialists help you get your ideas off the ground. We’re (the) experts in engineering, design, data science, and business management. We know how to launch a company in this ever changing IT industry, and we’d like to help establish and expand your present andfuture business.The company was founded in 1999 as NetPrice.com, a provider of eCommerce services. NetPrice.com established Beenos as an incubation program before 

## Yoshitsune Ido
- Type: Angel
- Location: Tokyo, Tokyo, Japan
- Relevant deals: 1
- Stages: Seed, Pre-Seed, Series A
- Focus: Information Technology, Robotics, Software

Yoshitsune Ido

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