Top 50 Climate Angel Investors in Japan (August 2026)

Portfolio highlights

• bgrass — bgrass is a consultation support platform for women working in the IT industry.
• Kids Snack Lab — Kids Snack Lab is a food manufacturing firm that produces and sells nutritional sweets for children.
• 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

• Stayway — Stayway is operating the world's largest hotel and vacation facility search and comparison site.
• Tooon — Tooon Inc. is a technology company that deals with development and operations of business management tools .
• Acompany — Acompany provides products and consulting development related to secret computing.

Portfolio highlights

• Shiftus — Shiftus is a communication application that can be used in various part-time job sites such as cafes, izakayas, hotels, supermarkets
• Flagellin — Flagellin is a pharmaceutical and medical industry.Development and sales of SaaS that supports sales and marketing of database and analysis services in the pharmaceutical and medical industries
• Giver Take All — Gibber Take All is a Planning, development and management of business sharing platform

Portfolio highlights

• Voicetep — Voicetep is a unique dating app that enables users to begin meaningful connections without needing to share photos or exchange messages, instead fostering relationships through voice-based interactions that emphasize personality, authenticity, and genuine communication from the very first encounter.
• AVIATE — AVIATE Inc. is a Tokyo-based technology startup that designs and builds AI-driven business automation systems. The company develops TASKBASE, an operational workflow layer that allows enterprise teams to run backend business operations entirely from natural language prompts.
• Nicoli — Nicoli is a company that creates content and advertisements that increase happy time for parents and children .

Portfolio highlights

• Pleap — Pleap is a medical engineering company specializing in the development of AI and IoT-based technology solutions tailored for medical institutions. The company's product offerings include "medimo" which is an AI tool that automatically creates medical record manuscripts from medical audio.
• Terrafarm — Terrafarm is a Tokyo-based agritech and aerospace start-up that develops fully automated, space-ready plant factory modules designed to operate in extreme environments.
• Conoris Technologies — Conoris Technologies is a staffing agency that offers security check support services for companies.

Portfolio highlights

• Grafto — Grafto operates “Mylo Magazine,” a platform dedicated to sharing and promoting trend culture, where readers can explore the latest developments in lifestyle, fashion, art, and emerging cultural movements through engaging and curated content.
• FLASH — FLASH is an entertainment and technology startup.
• OPERA TECH — OPERA Lead is a sales-focused AI web chatbot service from Opera Technology that turns websites into 24/7 "exhibit booths" for lead generation.It deploys AI sales assistants on existing sites (via simple tag embedding, no redesign needed) to engage the 99% of visitors who don't convert via inbound methods alone. Key capabilitiesinclude direct booking of meetings, guiding users to whitepapers/webinars, and targeted lead qualification for efficient deal progression.

Portfolio highlights

• Pyrenee — Pyrenee provides traffic data collection and analysis in addition to developing, producing, and selling AI driving aids. The addition of an AI driving assistance system to existing vehicles. It improves safe driving and reduces traffic accidents as a capable driver's assistant.
• 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

• 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

• RABO — RABO is a Cat-Tech Company that "watches cat life with technology.
• nanoFreaks — nanoFreaks builds a rescue system on the sea, creating an environment where everyone can live with peace of mind.

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

• For you — For you is a comprehensive Advertising agency business specializing in SNS.
• MoonJapan — MoonJapan is an educational impact startup that offers a variety of programs and thorough assistance.
• Amateras Space — Amateras Space is a startup driven by the mission to “expand the realm of human activity,” aiming to establish a next-generation spacesuit business by developing advanced, practical technologies that enable humans to work, explore, and thrive in space and other extreme environments.

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

• 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

• 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

• 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

• Mepple — Mepple is planning, developing, and operating internet services.
• For you — For you is a comprehensive Advertising agency business specializing in SNS.
• SPORTS CROWN — SPORTS CROWN engages in the development and operation of fantasy sports.

Portfolio highlights

• On the Trip — On The Trip is an iOS app that turns your iPhone into an GPS-enabled audio travel guide. It was launched last week and is now available on the iTunes AppStore.
• Amateras Space — Amateras Space is a startup driven by the mission to “expand the realm of human activity,” aiming to establish a next-generation spacesuit business by developing advanced, practical technologies that enable humans to work, explore, and thrive in space and other extreme environments.
• RIMM Sustainability — RIMM Sustainability provides a SaaS platform that enables companies of all sizes to optimise their sustainability management effort. It builds tools for sustainability management, reporting and optimisation.

Portfolio highlights

• ADiXi — Adixi is a tech-driven business that supports the idea that people and technology may work together. It strives to open doors by utilizing cutting-edge technology, such as artificial intelligence, to promote long-term, sustainable corporate and societal progress.
• MICOLY — MICOLY is a operator of a website aimed at publishing and selling creative video lessons. The company hosts lectures that are presented by the creators of all categories who are keen on sharing their techniques and philosophies in areas of nail art, Japanese calligraphy, flower arrangement, knitting and many more, as well as interacting with theirpassionate fans, enabling users to take creative lessons and start a new hobby.
• Space Walker — SPACE WALKER specializes in design, manufacture and sale of peripheral components.

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

• 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.
• CAREER BIJIN — Career bijin is a total support company.

Portfolio highlights

• Taian — Taian, which specializes in bridal industry services and software. They also provide ''Concept Marry,'' which allows couples to design invites and seating charts that match their wedding theme, as well as display guest information on Oiwaii.
• Cloudbase — Cloudbase is an information technology company that specializes in the fields of cloud services and management.
• OPERA TECH — OPERA Lead is a sales-focused AI web chatbot service from Opera Technology that turns websites into 24/7 "exhibit booths" for lead generation.It deploys AI sales assistants on existing sites (via simple tag embedding, no redesign needed) to engage the 99% of visitors who don't convert via inbound methods alone. Key capabilitiesinclude direct booking of meetings, guiding users to whitepapers/webinars, and targeted lead qualification for efficient deal progression.

Portfolio highlights

• CAN EAT — CAN EAT is an information-intensive web service that can be expected to prevent allergic accidents.
• Progrit — PROGRIT is an English-related media management company.
• Luup — Luup is Japan's #1 e-scooter and e-bike sharing service provider. Luup currently operates in Tokyo, Osaka, Kyoto, and Yokohama, while planning to expand to other cities all over Japan. The service is based on a high-density port network, where anyone can rent and return to their original fleets.

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

• 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.
• Freecracy — FreeC a platform that connects millions of employers and job seekers by utilizing intelligent matching technology that is powered by AI.

Portfolio highlights

• COELU — COELU wants to be at the forefront of organizations that decide to take on obstacles in order to become a "core of growth."
• Ixyas — Ixyas offers internet service planning, operation, marketing support, and sales services.
• CAN EAT — CAN EAT is an information-intensive web service that can be expected to prevent allergic accidents.

Portfolio highlights

• Eco-Pork — Eco-Pork is a co-creation solution farm that supports farmers' food productivity improvement. It is connecting the pig and technology, pork ( Pork ) new business ecosystems ( Ecosystem By building a), in the pork growing demand around the world, to get the most out of the food supply capacity is finite.
• ImpacFat — ImpacFat is a food production company that develops fish meat alternatives through cell cultivation.
• ElevationSpace — ElevationSpace offers high quality & well equipped workspaces giving tenants a nurturing environment .

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.

Portfolio highlights

• Tokyo — Tokyo provides consistently-designed signage and projector installation, as well as maintenance company support. All customers need is “product selection” considering installation. This is a service that does not take time and effort!
• Aidemy — Aidemy is a web service where you can learn AI programming online.
• Girasol Energy — Girasol Energy is an IoT Platform provides innovative PLC technologies that enable wiser PV Plants.

Portfolio highlights

• Akari Hosho — Akari Hosho provides a group of trusted professionals, including lawyers and judicial scriveners. Akari Hosho provides a guarantee service.
• Ark Edge Space — ArkEdge Space is a manufacturer of microsatellites aimed at promoting space development and usage. The company develops and tests an ultra-small spacecraft that is responsible for communication and positioning systems for lunar activities, as well as establishes a method for cost reduction and mass production of high-performance 6U satellites,allowing businesses in positioning and communication technology to benefit the community by meeting their space needs.
• Carbon CryoCapture — Carbon CryoCapture specializes in the carbon dioxide separation systems aimed at creating economically viable, energy-efficient, and genuinely sustainable CO2 separation and recovery technologies. The company is dedicated to deploying cost-effective, efficient systems for CO2 capture that integrate smoothly with current infrastructures, all whileenhancing energy consumption and production. This enables clients to attain zero emissions throughout the development and application of resources.