Top 50 Climate Angel Investors in Japan (June 2026)

Portfolio highlights

• Kaimak — Kaymak is a recruitment platform that focuses on creating a recruitment website, planning a recruitment strategy, and managing candidates.
• Meetscare — Meetscare provides correct information and supports the self-awareness of all people involved in care. The company provides a wealth of information to ensure optimal care and create a mechanism for the realization. Users can make a telephone consultation and web diagnosis and search for free information using the system.Meetscare was founded on2016 and is headquartered in Arakawa, Tokyo.
• Driver Technologies — Driver Technologies is a cloud logistics platform provider. It provides a solution for driver matching and cargo vehicle demands.

Portfolio highlights

• Abentry — Abentry is engaged in the SNS business and media advertising business.
• SakeWiz — SakeWiz is an App to enjoy, buy and record sake located in Tokyo
• Luup — Luup is an Internet Company.

Portfolio highlights

• Pyrenee — Pyrenee is a hardware startup that creates devices that protect people's lives.
• Antescofo — Antescofo is the mariage of world-class R&D and Business endeavours. Their technology is the result of 7+ years of R&D in the world’s largest laboratory dedicated to Music and Technology, IRCAM in Paris, and public experience with the most important musicians and orchestras around the world. The principle? Through Intelligent MachineListening, they recognize how humans perform music in real-time and use that information to synchronize content and provide an immersive experience! Antescofo was incorporated in July 2016 and based in Paris, France.
• Stake Technologies — Stake Technologies is a technology company that provides blockchain solutions to enterprises.

Portfolio highlights

• AceRNA Technologies — AceRNA contributes to regenerative medicine and drug discovery through the discovery of novel miRNA functions. It began operation in April 2018, with its headquarters in Kyoto in Japan.
• Epicbase — Epicbase is an AI-based automatic voice transcription service based on voice recognition technology.
• Go Visions — Go Visions engages in the edutainment tech for children and human resources services.

Portfolio highlights

• Grafto —
• Finovo — Finovo specializes in the research, development, operation, and maintenance of cutting-edge accounting and financial software solutions.
• Tsunagari AI — Tsunagari specializes in developing and providing AI-powered consultation services tailored for local governments, aiming to enhance administrative efficiency, support citizen engagement, and streamline public service delivery.

Portfolio highlights

• Firstcard — All-in-One Student Credit Builder. Build credit. Earn cashback. Grow your deposit.
• Toposware — From pioneering cryptographic research to engineering global-scale distributed systems technologies, Toposware is committed to solving the hardest problems to advance open internet standards.
• Life is Tech — Life is Tech is a developer of education platform intended for elementary and junior high school students.The company's platform organizes coding and IT camps, collaborating with local governments and running several schemes such as Tech for Local, Be Startup, Code Girls and Tech for Teachers, enabling students to improve their coding skillsand creativity

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.

Portfolio highlights

• Ecbo cloak — Ecbo cloak is a sharing service that connects "persons who want to store luggage with shops with space to store luggage. Instead of coin lockers, you can pre-order places online online and store your luggage in the open space of stores of various types of business.
• Space Walker — SPACE WALKER specializes in design, manufacture and sale of peripheral components.
• SingulaNet — SingulaNet Ltd provides a total solution using cutting-edge blockchain services.

Portfolio highlights

• M-Box — M-Box provides IT solutions to the pharmaceutical and healthcare industries and operates web services.
• HANOWA — HANAWA is a matching platform between freelance dental hygienists and dental clinics.
• Willbox — Willbox is an international logistics company providing an international logistics digital platform for shippers and logistics companies. The company's platform "Giho" connects shippers and logistics companies (transportation, packaging, warehousing, customs clearance, etc.) with a direct contract. It visualizes the three elements of[lead time, money, and safety], which have been regarded as a black box, and supports comparative examination and decision making. Willbox digitizes the packing technique of wooden boxes and steel, mandatory for international logistics, and incorporated them into their system. Their mission is to solve the logistics issues focusing on the large cargo of industrial products.The company was founded in 2019 and is based in Yokohama-shi, Kanagawa.

Portfolio highlights

• Tancee — Tancee operates a digital platform focused in matching and encouraging the acceptance of international talent.
• iCARE — iCARE It is the No. 1 health and labor cloud introduced in Japan, which is selected by small and medium-sized enterprises suffering from lack of manpower and large enterprises expanding their business globally .
• Ark Edge Space — Ark Edge Space provides design, manufacturing & operational services for micro-satellites along with software solutions and consulting.

Portfolio highlights

• 1SEC — 1sec is a virtual influencers in Japan,develop in-house and management. IMPACT to CEKAI in 1 second. Based on the concept of making CEKAI happy in one second, US based in Los Angeles and Japan, based in Tokyo, virtual influencers × AI, fashion & music & The company will develop a number of CEKAI's first and first projects in Japan inthe field of enter teignment.
• Fools — Fools is a footwear manufacturing company.
• Interstellar Technologies — Interstellar Technologies is a rocket development, manufacturing and launch service.

Portfolio highlights

• Neith — Neith is a apparel manufacturer, seller and a whoelseller of water absorbing bralette, lingerie and shorts for women.
• WARC — WARC provides hands-on support for business management departments as well as mergers and acquisition advisory services.
• Vitalogue Health — Vitalogue Health offers Canvas, a home-based hormone testing service for women.

Portfolio highlights

• Favolist5 — Favolist5 is a software company that develops an abbreviated voice SNS based on web3 for personal media.
• Smartround — Smartround is a specialized finance management platform for startups and their investors. For start-ups, for entrepreneurs who are not familiar with finance, simply enter the necessary information according to the guide, prepare appropriate financing round, and prepare a function that can simulate and execute a capital increase. Support informationsharing and communication with shareholders even after the capital increase.
• AnotherBall — AnotherBall is a blockchain startup that combines entertainment and blockchain.

Portfolio highlights

• Enechain — enechain provides liquidity in Japan’s energy market by brokering OTC transactions of energy.
• Stock — Stock develops products that relieve the stress of sharing information from teams around the world.
• Overflow — OVERFLOW provides consulting and recruitment services.

Portfolio highlights

• YAMASTRO — YAMASTRO, a Tokyo-based startup focused on revolutionizing manufacturing with AI and software, develops software and AI solutions to replicate skilled craftsmanship in metal parts manufacturing, aiming for a "next-generation manufacturing platform" independent of human dependency.
• Beamforfusion — Beamforfusion specializes in the design and manufacture of advanced ion beam systems and related equipment, providing high-precision solutions for applications in scientific research, materials processing, semiconductor fabrication, and fusion technology.
• Ark Edge Space — Ark Edge Space provides design, manufacturing & operational services for micro-satellites along with software solutions and consulting.

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.

Portfolio highlights

• Space Walker — SPACE WALKER specializes in design, manufacture and sale of peripheral components.

Portfolio highlights

• bgrass — bgrass is a consultation support platform for women working in the IT industry.

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.

Portfolio highlights

• bgrass — bgrass is a consultation support platform for women working in the IT industry.

Portfolio highlights

• Space Walker — SPACE WALKER specializes in design, manufacture and sale of peripheral components.

Portfolio highlights

• AlgaleX — AlgaleX is a firm that utilizes discarded food waste to create ingredients such as plant-based proteins.

Portfolio highlights

• Gab — Gab is a company that works to solve social problems as well as develops and markets ethical products.
• Aidemy — Aidemy is a web service where you can learn AI programming online.
• Bizibl Technologies — Bizibl Technologies provides SaaS services for recruitment events.

Portfolio highlights

• Space Walker — SPACE WALKER specializes in design, manufacture and sale of peripheral components.

Portfolio highlights

• ExtraBold — ExtraBold specializes in the development of 3D printers.

Portfolio highlights

• Spine Chronicle — Spine chronicle is a medical device manufacturing firm that specializes in developing orthopedic medical equipment.

Portfolio highlights

• Seiwa Holdings — Seiwa Holdings is a company that specializes in the welding of large structures. It holds a significant share in the large sign industry in the Chubu region. The company also has a subsidiary, Toei Coating, which boasts one of the largest facilities in Gifu for electric zinc plating. Seiwa Holdings is also involved in the production of road signposts and bridge fall prevention devices. The company operates in the financial services industry and has a workforce of 2 employees.

Portfolio highlights

• ZUU — ZUU is a Japan-based company that supports financial advisors with related consultancies and manages monetary websites. It also supports the asset management and asset advisor business of executives with finance and IT.
• Zuu Online — ZUU online is a Tokyo-based financial media which provides original insights on financial market news,the latest business trend and personal finance advice
• Terra Motors — Terra Motors is an electric car manufacturing company that utilizes IoT and digitally connecting EV mobility. They develop the global enterprise for global warming. SEED48 is the first electronic motorcycles that have brilliant functionality such as the highest speed(40km/h)and practicality(40km/1charge) Their products are provided at thefamous electronic retail stores, do-it-yourself stores, bicycle stores, car stores, and gas stations. They achieve a dominant share of the electronic motorcycles market.In 2011, They would mainly focus on the south east Asian market.

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.
• Towing — Towing is an agricultural company that provides farming, manufacturing, and recycling services.

Portfolio highlights

• LivCo — LivCo is a support service company that offers HR, life support, real estate rental brokerage, and media platform solutions for foreigners.
• Gab — Gab is a company that works to solve social problems as well as develops and markets ethical products.
• Givearth — Givearth app enable users to make donations just by carrying out their daily shopping and consumption activities.

Portfolio highlights

• Gab — Gab is a company that works to solve social problems as well as develops and markets ethical products.

Portfolio highlights

• Gab — Gab is a company that works to solve social problems as well as develops and markets ethical products.

Portfolio highlights

• bgrass — bgrass is a consultation support platform for women working in the IT industry.

Portfolio highlights

• bgrass — bgrass is a consultation support platform for women working in the IT industry.
• Treasure in Stomach — Treasure in Stomach is a food manufacturing company that develops vegan, gluten-free, and Muslim-friendly products and content.

Portfolio highlights

• JOYCLE — JOYCLE is a waste management company that specializes in trash recycling, disposal, and environmental consulting services.
• space data — Space Data is based on an algorithm that allows the AI to recognize geospatial data from the Earth and easily assign another Earth in VR. The company is developing an algorithm to automatically generate another "Earth" in virtual space using 3DCG technology by making the AI understand the geospatial information of the Earth by learningthe vast amount of ground observation data available from satellites. They want to create an AI that can reconstruct the "world" in virtual space by learning all kinds of data from this world, such as traffic volume, pedestrian traffic, day and night, four seasons, temperature, plant distribution, and nighttime light intensity. Its goal is to build a future in which everyone has the ability to create their own world (universe) and shape their own destiny without regard for race, gender, appearance, or environment.
• Space Aviation — Space Aviation is an aerospace company that offers air taxi services, flight training, aircraft sales, and heliport development solutions.

Portfolio highlights

• Neith — Neith is a apparel manufacturer, seller and a whoelseller of water absorbing bralette, lingerie and shorts for women.
• WARC — WARC provides hands-on support for business management departments as well as mergers and acquisition advisory services.
• Vitalogue Health — Vitalogue Health offers Canvas, a home-based hormone testing service for women.

Portfolio highlights

• Jizai — Jizai is a provider of artificial intelligence technology, offering AI solutions, software-as-a-service products powered by AI, and robots that utilize AI capabilities for businesses across various industries. The company focuses on generative AI, large language models (LLMs), and robotics, offering customizable AI platforms and automation tools.It also engages in AI consulting and research collaborations.
• MemoriaPet — Memoria Pet operated by Next Paradigm 2 Co., Ltd. Creates full-color 3D-printed pet figurines from a single uploaded photo. Uses AI to generate 3D models, followed by full-color 3D printing.
• Tsunagari AI — Tsunagari specializes in developing and providing AI-powered consultation services tailored for local governments, aiming to enhance administrative efficiency, support citizen engagement, and streamline public service delivery.

Portfolio highlights

• Kollektion — KLKTN is a curated music, manga and art NFT platform connecting creators with fans through special experiences. The platform allows fans to access special edition digital art and behind-the-scenes moments of artists' creative process. In collaboration with top creators and artists and powered by blockchain technology, KLKTN is takingartist-fan engagement and the best of creative experiential culture into the digital world. Artworks are available as a limited supply of authenticated digital products or NFTs, for purchase via credit card, with a fixed cost per item. KLKTN's co-founders are Jeff Miyahara, Chief Creative Officer and a renowned record producer and songwriter who has produced over 260 international artists; Fabiano Soriani, Chief Technology Officer and former lead blockchain engineer for Dapper Labs; and Daisuke Iwase, Chief Executive Officer, Harvard Business School graduate, former World Economic Forum Young Global Leader, and a digital pioneer known for co-founding Lifenet, a disruptive fintech venture, which he took to IPO. Built on the Flow blockchain to achieve affordable and environmentally-sustainable minting, KLKTN leaves more for artists, fans, and the planet.
• Sustech — Sustech is a technology company that develops platforms for decarbonization support and distributed power generation services.
• Ispace Technologies — ispace is a private lunar robotic exploration company that is developing micro-robotic technology to provide a low-cost and frequent transportation service to and on the Moon, conduct lunar surface exploration to map, process and deliver resources to our customers in cislunar space.

Portfolio highlights

• Gab — Gab is a company that works to solve social problems as well as develops and markets ethical products.

Portfolio highlights

• Kids Snack Lab — Kids Snack Lab is a food manufacturing firm that produces and sells nutritional sweets for children.
• Best Beer Japan — Best Beer Japan provides a barrel tracking software for craft beer and barrel sharing. The company was founded in 2018.

Portfolio highlights

• Gab — Gab is a company that works to solve social problems as well as develops and markets ethical products.

Portfolio highlights

• Gab — Gab is a company that works to solve social problems as well as develops and markets ethical products.

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.

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.

Portfolio highlights

• AstroX — AstroX is a private space startup company that develops satellite launch vehicles for space development. It utilizes the rockoon method for developing launch vehicles and small rockets to help clients easily use space.

Portfolio highlights

• Spine Chronicle — Spine chronicle is a medical device manufacturing firm that specializes in developing orthopedic medical equipment.

Portfolio highlights

• Jizai — Jizai is a provider of artificial intelligence technology, offering AI solutions, software-as-a-service products powered by AI, and robots that utilize AI capabilities for businesses across various industries. The company focuses on generative AI, large language models (LLMs), and robotics, offering customizable AI platforms and automation tools.It also engages in AI consulting and research collaborations.
• Amptalk — Amptalk is a software development firm specializing in operating automatic transcription and analysis of online business negotiations.
• PeopleX — PeopleX encourages and assists employees in their professional development.

Portfolio highlights

• BionicM — BionicM develops high-performance robot prostheses that enhance mobility for people with disabilities.BionicM has been conducting research on innovative technologies since 2015 at the University of Tokyo's Information Systems Engineering Laboratory (JSK) under the guidance of Professor Inaba and utilizing the world's most advancedrobotics research. In 2016, we were adopted by the Japan Science and Technology Agency as part of "Program for Creating STart-ups from Advanced Research and Technology" (START), and in 2018, the company was established as a joint-stock company.
• AndGAMER — AndGAMER is an eSports agency that develops custom controllers and gaming products for players.
• Kisui Tech — Kisui Tech is an agricultural AI robotics company that help farmers for farming.

Portfolio highlights

• Synflux — Synflux is a fashion lab comprising of fashion designers, software engineers & architects focused on fashion industry.
• AGRI SMILE — AGRI SMILE is a platform that focuses on sharing agricultural technology.
• EF Polymer — EF Polymer Private Limited providing 100% Organic and fully Biodegradable Super Absorbent Polymer cum Fertilizer to reduce Water and Fertilizer requirement for your plant. Let's grow organically.

Portfolio highlights

• GPx — GPx is a biotech company that revolutionizes remote chronic disease management with bloodless blood tests. It is dedicated to transforming the standard of care of cardiorenal diseases and enabling patients to better understand their condition, much like the continuous glucose monitor has transformed diabetes care.The company was founded in 2020and is based in Boston, Massachusetts.
• Epistra — Epistra accelerates research and development in life sciences.
• Activaid — Activaid owns and operates a social data platform for patients with inflammatory bowel disease. It allows patients to support and exchange information within the patient community with the same disease; provide information necessary for new drug development and matching to clinical trials that suits them; and improve medical treatment. YasuakiHasebe founded Activaid in 2018. It has its headquarters in Tokyo in Japan.