Top 50 Internet Angel Investors in Japan (September 2026)

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 is a fantasy sports developer that introduces a new type of game where the players can earn prize money by predicting the players who will play an active role in soccer and baseball.

Portfolio highlights

• iiba — Iiba is a geospatial platform that specializes in providing location information related to child-rearing.
• Tohakusha — Tohakusha is a creative agency that offers design, production and sale of digital content and EC websites, and content creation services.
• Neighbor — Neighbor is a metaverse game developer that specializes in Fortnite.

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.

Portfolio highlights

• MI-6 — MI-6 is a research, development, consulting, and project management for material development using IT. We will promote materials informatics in the field of material development with our technological capabilities and a wealth of project knowledge that challenge the world's most advanced technologies .
• ELESTYLE — ELESTYLE are promoting mobile payments and providing high value-added services for users to realize a cashless society.
• 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

• 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

• Now Do — Now Do provides online growth revolution platform.
• RE — RE specializes in smartphone application design and development.
• Vitalogue Health — Vitalogue Health is a hormone testing service intended to provide access to hormones and medical care. They allow users to self-check the physical condition for pregnancy and how hormones affect it, whether the symptoms are related to menopause, and provide personalized test results, commented on by physicians.

Portfolio highlights

• FamiOne — FamiOne is creating a society that will support the future of couples who want to receive children.
• Misaky Tokyo — Marine plant-based, handmade Japanese sweets. These crystal treats are individually handcrafted, the perfect gift idea! Vegan, gluten-free, and additive-free confectionery, with stunning flavors such as Yuzu, Matcha, and Rose. Supporting artisans in their craft. Japanese luxury sweets with a surprise inside.
• Reiwa Travel — Reiwa Travel Company Overview Reiwa Travel is a digital travel agency with the mission to "Design New Travel Experiences." We aim to offer innovative experiences and new societal value in international travel. Since April 2022, we have been offering the international travel booking app 'NEWT'. Our goal is to maximize the digitaltransformation (DX) of booking and management tasks in the travel industry, providing unprecedented “easy, affordable, customizable, and secure” package tours. We are committed to creating social value through the experience of international travel.International Travel Booking App 'NEWT' Service Overview 'NEWT' is an international travel booking app designed to create new travel experiences for new era. It offers an easy booking process, achieves cost-effective pricing, creates customizable trips that meet individual needs, and provides the security that makes travelers feel they made the right choice with NEWT.International Travel Booking App 'NEWT': https://app.adjust.com/iidu9wiWeb version 'NEWT': https://newt.net/

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

• 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.
• Media Aid — Media Aid is an advertising agency that provides recruitment, marketing, web creation, and SNS management services

Portfolio highlights

• FiT — FiT encourages the use of information technology in fitness to address industrial concerns. We will build a highly sustainable fitness facility using a business model that allows consumers to easily use the gym without being burdened by price or procedures, while also allowing owners to build a very successful business with low running costs.
• Aoyama Arts — Aoyama Arts is an architecture and consulting company that develops design offices and supports land search and financing plans.
• Fabric Tokyo — FABRIC TOKYO is a Japanese startup provides a direct-to-consumer custom-made apparel brand. (former-company name Lifestyle Design Co., Ltd.). It enables customers to save their sizes, idea fabrics, and favorite designs, allowing them to make their original clothing later.FABRIC TOKYO was founded in 2012 by Yuichiro Mori and is based in Tokyo,Japan.

Portfolio highlights

• AssetHub — AssetHub is an AI-powered 3D modeling tool that enables game developers to create and edit 3D assets 100 times faster, enabling mass production of content and combining AI with manual work, enabling faster prototyping and editing.
• Peach Cars — Buy or sell your car in Nairobi-Kenya with ease. Browse a wide range of vehicles, connect with trusted sellers, and find the perfect car today. Simple, fast, and secure transactions.
• AnotherBall — AnotherBall is a blockchain startup that combines entertainment and blockchain.

Portfolio highlights

• Illusil — Illusil is a service that makes it easier for anyone to generate slide materials and reduces the amount of time needed to do it. Additionally, presentations can be automatically generated from text input by AI, and over 1,000 design templates can be used to build original slides.
• Alyaum — Aryaum supports "regional revitalization through NFT" by offering local governments all around the nation hometown tax and tourism NFT solutions.
• Driver Technologies — Driver Technologies is a cloud logistics platform provider. It provides a solution for driver matching and cargo vehicle demands.

Portfolio highlights

• Go Visions — Go Visions engages in the edutainment tech for children and human resources services.
• Ai-Dounyu.com — Ai-Dounyu.com is a platform that helps organizations looking to integrate AI choose their ideal AI implementation partner for free.
• Compass — Compass is a Solve problems in the local labor market with Consultation x Technology

Portfolio highlights

• Enechain — enechain provides liquidity in Japan’s energy market by brokering OTC transactions of energy.
• Parallel — Parallel is the hangout app where you can enjoy games, videos, music, and more with friends.
• Holmes — Holmesis a cloud contract system to consistently carry out the creation, conclusion and management of contracts in the cloud.

Portfolio highlights

• Tohakusha — Tohakusha is a creative agency that offers design, production and sale of digital content and EC websites, and content creation services.
• Ai-Dounyu.com — Ai-Dounyu.com is a platform that helps organizations looking to integrate AI choose their ideal AI implementation partner for free.
• Neighbor — Neighbor is a metaverse game developer that specializes in Fortnite.

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

• KAUCHE — KAUCHE is a discovery-based e-commerce model where friends and family can “discover” and purchase daily sale items together. They provide services for online retail shops. KAUCHE is committed in creating an exciting shopping experience for both customers and partners who want to sell products.
• Now Do — Now Do provides online growth revolution platform.
• KAUCHE — X Asia creates enjoyable shopping experience.

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.
• Gatari — Gatari specializes in the planning, development, and operation of XR services. Auris, a futuristic audio guide, and Vismuth, a camera app that transforms reality into a story, are two of Gatari's services.
• Thirdverse — Thirdverse is a web3 and virtual reality game studio that develops and operates multiplayer virtual reality games. The company combines the technology of blockchain to create an economic zone and a virtual world, enabling customers to experience seamless gameplay in a virtual environment.Thirdverse was founded in 2016 and is headquartered nTokyo, Japan.

Portfolio highlights

• UPWARDS — UPWARDS develop and operate the “cloud loan” loan platform for individuals.
• CrowdLoan — CrowdLoan is a platform that connects financial institutions and individuals with smooth loans.
• 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

• Taliki — Taliki is a Coworking Space Operates Social Entrepreneurs Development Support for Intrepreneur Development.
• One Nova — One Nova is a lifestyle brand and online platform that offers a range of innerwear products, such as men's boxers.
• Vivid Garden — vivid garden is an Agriculture company.

Portfolio highlights

• Sunblaze — sunblaze is a android-based smartphone users begin to experience stability issues after one to two years of use. For example, their device may get slower or they encounter unexpected app crashes. These stability issues also lead to security vulnerabilities.SUNBLAZE OS features essential functions only, meaning it does not have any unnecessaryfunctions. This allows the system to be more stable and secure, and users are able to use it for a longer period of time.
• IVA — IVA ensures the safety of the market towards the threat of counterfeit goods.
• Spider Labs — Spider AF is an ad fraud detection tool that detects, blocks, and protects web advertisements from fraudulent clicks and conversions. Advertisers can easily detect fraudulent activity across published ads using centralized fraud management and advanced automation. Spider AF provides complete transparency in digital advertising, allowing advertisersto track ad placement, identify fraudulent behaviors, and analyze clean - fraud-free data.The company was founded in 2011 and is based in Tokyo, Japan.

Portfolio highlights

• MI-6 — MI-6 is a research, development, consulting, and project management for material development using IT. We will promote materials informatics in the field of material development with our technological capabilities and a wealth of project knowledge that challenge the world's most advanced technologies .
• STUDIO — The easiest and quickest way to build your beautiful portfolio website, landing page or anything. No code. All creative freedom.
• STUDIO Japan — STUDIO is a development and operation of the next-generation design tool.

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

• HANOWA — Hanowa is a matching platform between freelance dental hygienists and dental clinics. It matches dental care workers who want to work in their spare time with dental clinics. It can be used for studying, side jobs, and job change activities.
• Smooth — Smooth is a smart parking service that enables unmanned parking lots.
• 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

• Coco — Coco is a communication tool. They develop software that will help the service sector become more customer-oriented. They improve customer satisfaction by digitizing customer surveys and converting telephone interactions with customers to text chat.
• HEAL-lll — HEAL-lll is a multifaceted firm that merges healthcare, technology, and gamification to promote individual and organizational well-being.
• Tohakusha — Tohakusha is a creative agency that offers design, production and sale of digital content and EC websites, and content creation services.

Portfolio highlights

• Hackazouk — Hackazouk is an HR Tech company that operates Official-Alumni.com, an alumni relationship management system in Japan and the Philippines to help companies stay connected with their alumni.
• Bond — Bond Co., Ltd. is a video learning platform specializing in Japanese language studies.
• Linklusion — Linklusion is a system development and management support for microfinance institutions in developing countries. Linklusion provides management support such as business improvement and fund procurement to help institutions to deliver better financial services to more people with the power of technology.

Portfolio highlights

• Ezay — Ezay provides a mobile platform that connects rural 'mom-and-pop' shops with B2B market place and provide financial and logistics services.
• CURBON — CURBON is a Japan's largest photo learning site for C2C,Provides learning content such as video lectures and photography classes, Lightroom presets, etc.
• Now Do — Now Do provides online growth revolution platform.

Portfolio highlights

• abillion — Find tips for plant-based food & products near you. Join the community to share reviews of restaurants & brands. Raise funds & drive sustainability!
• 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

• Villio — Villio provides talent experience SaaS which helps companies with human resource development and recruitment of talented engineers.
• Back Dooor — Back Dooor is an app that provides 1on1 chatting services with favorite player of the users.
• SPeak — SPeak is an IT services firm that operates web content and matching platforms for global talents. It operates JPort Match, which is involved in direct recruiting services. It is a global career platform for budding new talents.

Portfolio highlights

• 6curry — 6curry is a brand that creates a new community around “curry”, one of the world's best Japanese foods. The concept is to mix many people and ideas like curry made by mixing various ingredients and spices. Original menu development, weekly events are held in the central kitchen, open only to members. We design and produce communication bornfrom food, such as event catering for over 500 people and communication proposals within the company.
• TRiCERA — TRiCERA provides a platform for artists to advance their careers. It breaks down the barriers of language and distance that artists from all over the world face. It fosters an environment in which participating artists can freely sell their works to collectors and art enthusiasts worldwide.
• Vivid Garden — vivid garden is an Agriculture company.

Portfolio highlights

• Onepair — Onepair is a job consulting and recruiting company. Onepair is to co-creating careers by talking about real-world ace with active ace.
• Strainer — Strainer Co., Ltd. is an information distribution platform that conveys corporate information centered on financial data. Although there are not a few media to deliver financial information, the company's strengths are strong to be easily viewed, including financial information of overseas companies.
• LAMILA — LAMILA develops system that improves the creation of retail stores.

Portfolio highlights

• MIL — MIL is a marketing company it can be used for a wide range of video marketing such as video commerce , O2O measures , recruitment videos , and landing videos.
• Now Do — Now Do provides online growth revolution platform.
• Saurus Japan — SAURUS JAPAN is an online store that sells sports supplements. They provide athletes with protein and amino acids. They provide quality raw materials and formulations with a focus on safety and security. Their nutrients serve the purpose that professionals need.

Portfolio highlights

• CUICIN — Quickin is changing the travel experience with the digital transformation.
• HANOWA — Hanowa is a matching platform between freelance dental hygienists and dental clinics. It matches dental care workers who want to work in their spare time with dental clinics. It can be used for studying, side jobs, and job change activities.
• Yondemy — Yondemy is an online platform for children reading books.

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

• iiba — Iiba is a geospatial platform that specializes in providing location information related to child-rearing.
• Nagaku — Nagaku is a web magazine that publishes about culture along with web development, PR, marketing, and consulting services.
• PartnerSuccess — PartnerSuccess develops and provides SaaS tools that automate the collaboration between manufacturers and distributors.

Portfolio highlights

• 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.
• WATASHIHA — WATASHIHA is a communication company.
• Space Walker — SPACE WALKER specializes in design, manufacture and sale of peripheral components.

Portfolio highlights

• Timee — Timee is a Planning, development and management of Internet media company.
• S-Mat — Smartmat is an eco-friendly IoT purchase system for on-demand, no-hassle grocery with cost-effective shipping.
• Launchable — Shorter test runs, smarter test triaging, test health insights, and test failure analysis. Remove friction from the dev-test loop to iterate & ship faster.

Portfolio highlights

• Origin Lab — Origin Lab provides rights-cleared multimodal datasets, 3D environments, and custom AI training services for reasoning and AI models.
• Catena Labs — Catena is a product studio where we transform complex computing advancements into accessible, practical tools for users and developers. Leveraging AI and web3 technology our aim is to turn innovative ideas into real-world applications that are easy to use.
• Asterix — Asterix offers digital ownership and unlocks new possibilities.

Portfolio highlights

• PoliPoli — PoliPoli is a next-generation politics co-creation platform where you can participate like a game. Politicians from all over Japan post their policies in an easy-to-understand manner, and those who sympathize can enjoy working on the "missions" necessary to realize the policies.
• Astroscale — Astroscale is one of the few companies in the world proposing to aid in the removal of orbital debris through the provision of End of Life (EOL) and Active Debris Removal (ADR) services. In addition to providing a technical solution, Astroscale is helping to define the business case for this service and are working with national space agencies,international institutions, non-profit organizations, insurance companies and satellite operators to develop norms, regulations and incentives that contribute to the responsible use of space.
• TECHFUND — TechFund is a venture capital firm specializing in incubation and seed stage investments. The company is headquartered in Tokyo, Japan.

Portfolio highlights

• Mobcast group — mobcast is a sports entertainment company that operates a mobile entertainment platform for smartphones and feature phones. It supports customers with social game and social media services. The company was founded in 2009 and is based in Tokyo, Japan. Currently, it operates as a subsidiary of mobcast Inc.
• SmartApp Japan — Smart Apps is a developer of a blockchain services application designed for smartphones. The company's application uses cryptocurrency technology to offer token issuance, initial coin offering and dApps design support, providing a launchpad for start-up blockchain-related businesses.

Portfolio highlights

• mmhmm — Look your best on video. Present with impact. Virtual backgrounds, screen recorder, present with a friend. Works with Zoom, Meet, Teams, and Webex.
• Spider Labs — Spider Labs offers solutions to help fight ad fraud and ensure data security.
• Wellness — Wellness is a provider of personal doctor service.

Portfolio highlights

• Menew — Menew is an online platform that enables users to organize and set menus for family meals. Users can track family preferences and trends; make shopping lists; and get an easy-to-read calendar format for the menus.
• Valise — Valise provides insider access & unique experiences to the modern day internationalist. A perfect jump start to who & what is hot in creative capitals. At its core is the Valise Society - a global private members association for innovative leaders of the creative class.
• Valise — Valise is a women's travel service platform.

Portfolio highlights

• Forge — Playtest, market and sell great Steam Games
• Key AI — Unlock new networking and career opportunities with Key, the leading AI-powered professional networking platform. Build and manage communities, host and join exclusive events, and create meaningful connections to supercharge your growth all in one place.
• YieldClub — YieldClub is a mobile app that helps you grow your savings with higher returns than a traditional bank.

Portfolio highlights

• Adot — Adot specializes in product development, service growth, branding, and PR. Its services include Branding business and sales promotion business. It also supports the challenges and reforms of companies. It is not only in the field of advertising but also in a professional team in business development and development. It aims to promote"Aesthetic-conscious management" and focus on "social significance," such as "whether the whole society will be enriched," rather than the conventional business of "just do it."It was founded on July 26, 2012, and is headquartered in Shibuya, Tokyo.
• Now Do — Now Do provides online growth revolution platform.
• SISI — SISI company provides beauty products made from natural ingredients. They also offer a skin analysis program led by a skin expert, allowing customers to take care of their body and skin after a thorough examination. They also sell beauty products online and provide delivery.

Portfolio highlights

• Edoga — Edoga is a VR production and education company. Edoga offer services such as "VR training" and "off-site VR".
• Collectest — Collectest specializes in integrating AI into trading card appraisal procedures that show current market pricing and verify authenticity.
• Be-A Japan — Bé-A Japan producer and distributor of fashion accessories. They provide products that include underwear, sanitary napkins, interior goods, fashion accessories, health foods, and cosmetic products. They offer products that are available for shopping online.

Portfolio highlights

• Sagri — Sagri is developing agriculture software for experienced farmers.
• Omneky — Omneky - Omnichannel Creative Orchestration
• Flyp — Grow resale business with easy access to inventory and free automation tools. Join 10,000+ resellers today.

Portfolio highlights

• CAMPFIRE — Campfire engages in the planning, development, and operation of a crowd funding platform.They operate the largest cloud funding platform in Japan [CAMPFIRE (campfire)], which supports "whoever wants to start something."The fee is 5% of the domestic level, and about 15,000 projects have collected about $70million in total from over700,000 people.

Portfolio highlights

• GMO Flatt Security — Flatt Security is a cyber security company for all developers.
• Lecto — Lecto provides Saas solutions to eliminate the tedious practices behind financial services
• Respo — Respo is a service that enables people to save money by buying things at a discount.

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

• RATEL — Since its establishment in 2018, the company has been operating and broadcasting esports tournaments with the mission of making esports the best entertainment in the universe. We mainly run official tournaments and large-scale tournaments for various titles such as CoD Mobile, CoDBOCW, ApexLegends, VALORANT, and Knives out. We are also developing avoice chat application called “VOLBOX” to solve the issues raised by many esports players.
• Stayway — Stayway is operating the world's largest hotel and vacation facility search and comparison site.
• Cloudbase — Cloudbase is an information technology company that specializes in the fields of cloud services and management.