Top 50 Sports Angel Investors in Japan (September 2026)

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

• 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

• Mign — Mign offers a generative AI-related SaaS solutions for the construction and real estate fields.
• 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.
• CAREER BIJIN — Career bijin is a total support company.

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

• 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

• 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

• 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

• 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 — Earn up to 12% APY with real-time interest and no lock-ups.

Portfolio highlights

• Now Do — Now Do provides online growth revolution platform.

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.
• Vivid Garden — vivid garden is an Agriculture company.
• SAMURAI Security — X on X

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

• 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

• Now Do — Now Do provides online growth revolution platform.

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

• 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

• Origin Lab — Origin Lab licenses premium content from game studios and 3D universes - delivering structured, multimodal data for AI training.
• 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 — Hybrid is the future

Portfolio highlights

• ego AI — ego is an applied AI research lab building personal agents indistinguishable from humans.
• Hyperspell — The self-improving company brain for agents
• Sentra — Sentra is the company brain: it records what your teams know, resolves it into one queryable memory, and gives every person and AI agent the same context.

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

• 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

• Spornia — SPORNIA is an editor of sports knowledge technology.We provide support for athletes using content and monetization using emerging media such as SNS and YouTube.
• Best Beer Japan — Best Beer Japan provides a barrel tracking software for craft beer and barrel sharing. The company was founded in 2018.
• THE APP BASE Inc — THE APP BASE Inc is a design firm that provides its clients with web and mobile services.

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

• Mepple — Mepple is planning, developing, and operating internet services.
• Parame — Parame provides assist service for finding jobs. They also provide recruitment information, staffing, human resources, peer evaluations, interview feedback, and interview evaluation services.
• 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

• 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

• Voicy — Voicy is a mobile platform that recruits both media personalities and news organizations, the entertainers read the news so users can get the latest info from favorite voices. As it enters the age of IoT, interfaces have begun to evolve into seamless forms, such as AR, that allow to access information without stopping daily lives, but in this era,it has focused on the ear.
• Now Do — Now Do provides online growth revolution platform.
• alu Japan — alu is providing service to enjoy more manga.

Portfolio highlights

• Waaq — Waaq is an actively recruiting members who want to change the work environment in Japan.
• Now Do — Now Do provides online growth revolution platform.

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

• 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

• Tooon — Tooon Inc. is a technology company that deals with development and operations of business management tools .
• AI Dock — AI Dock focuses on the development and provision of "AI Dock," a preventive medical service utilizing whole-body scanning and AI technology
• Acompany — Acompany provides products and consulting development related to secret computing.

Portfolio highlights

• SmarTrial — 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.
• Genomelink — Genomelink is a platform where people discover more with their DNA data and help businesses build, market and do research with it. The best founders in consumer genomics with real experience in the industry for many years, including M3, Inc. ($13B valued Meditech in Japan), a founding member of the Japanese version of 23andMe, and leadbioinformatician and software engineer at a joint-venture between Illumina and Sony. Raised $4M for Seed Round from Berkeley SkyDeck, SONY, and top-tier Japanese VCs. Supported by Illumina Accelerator, Carlos Bustamante Lab at Stanford University among others.
• MinD in a Device — MinD in a Device Co., Ltd. is a university-launched venture that aims to port human consciousness to devices (machines and computers) in the medium to long term based on long-term research results on consciousness. As the first step toward realization, we will evolve and deepen the "generation model" considered to be the source ofconsciousness, and promote the development of next-generation AI and social implementation.

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

• Dofa — Dofa aims to develop services that enrich the way of life and work of human resources that are active mainly in sales.
• RIZAP GROUP — RIZAP GROUP is a planning and implementation of medium- and long-term management strategy of the Group, management of business strategy execution support and business activities of Group companies.

Portfolio highlights

• HANOWA — HANAWA is a matching platform between freelance dental hygienists and dental clinics.
• Tooon — Tooon Inc. is a technology company that deals with development and operations of business management tools .
• Address — ADDress is a provider of co-living spaces in both urban and rural areas, enabling people to live in a range of luxurious residences at fixed prices.

Portfolio highlights

• Funova — Fanova is a consulting company that provides OMO fitness gyms, direct management of fitness facilities, and media construction.
• Meetcareer — Meetcareer offers a career programme. The users can understand their strengths and make use of them. The company identifies organizational issues for clients to investigate further, as well as issues based on hidden real intentions. The services help users consult with a professional career counsellor online and offer a text programme that isconducted by email, enabling clients to solve career development problems.
• noFRAME schools — noFRAME schools is an EdTech startup is a mission to reinvent a textbook.

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

• Spornia — SPORNIA is an editor of sports knowledge technology.We provide support for athletes using content and monetization using emerging media such as SNS and YouTube.

Portfolio highlights

• HANOWA — HANAWA is a matching platform between freelance dental hygienists and dental clinics.

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.
• Appify Technologies — Appify Technologies, Inc.

Portfolio highlights

• Tential — With the power of AI, TENTIAL analyzes detailed purchasing behavior and attributes online and aim to deliver its customers' products based on their own information.

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.
• MODE — MODE is a reliable data collection solution for real-world data.
• Voxela, Inc. — Voxels is an AI powered platform on a mission to reinvent caregiving by making incident detection intelligent and actionable.

Portfolio highlights

• Now Do — Now Do provides online growth revolution platform.

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.
• AnotherBall — AnotherBall is a blockchain startup that combines entertainment and blockchain.
• SBX Corporation — AI R&D: Deep learning, Machine learning, Automation, Text mining. Development, customization and maintenance of software platforms for drug discovery and life science research.

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.
• Morght — Morght is an information technology service company.
• MiL Inc — Emerging products for healthcare food brands Producing food retailing and wholesale recipe development Restaurant management Catering media operation.

Portfolio highlights

• RIZAP — RIZAP is a chain of a private gym that offers fitness training and consulting services.
• Intellect — Intellect is a global mental health benefits company serving 4 million+ members across 100 countries in 120+ languages. Access coaching, therapy, self-care tools, crisis management, L&D programmes, and more.
• Jupiter Intelligence — The Trusted Leader in Climate Risk Analytics. Learn about our best-in-science solutions.

Portfolio highlights

• 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.
• Cosmobloom — Cosmobloom Co. is a manufacturing company that analyses, designs, and develops space solar power generation systems and solar power sails.

Portfolio highlights

• Workout — WORKOUT is a provider of healthcare services.
• KOMPEITO — Office de Yasai is an online platform that enables users to order and get vegetables delivered to their offices. The platform’s operations are based in Tokyo, Japan.
• CoCooking — CoCooking uses food and cooking to create ample opportunity for dialogue and thought, fostering creativity, diversity, and well-being of individuals and communities.

Portfolio highlights

• DanceNow — DanceNow is developing a studio business, services for instructors, and dance-related businesses. They offer lesson matching, studio management efficiency support, and peripheral support services. It also provides remote dance lesson system development services.

Portfolio highlights

• Now Do — Now Do provides online growth revolution platform.

Portfolio highlights

• DanceNow — DanceNow is developing a studio business, services for instructors, and dance-related businesses. They offer lesson matching, studio management efficiency support, and peripheral support services. It also provides remote dance lesson system development services.

Portfolio highlights

• Nupp1 — Nupp1 is a mobile application to find a fitness center.
• Pan For You — Pan For You is a Food & Beverage Company. We deliver delicious bread from all over the world with our unique freezing technology and propose a lifestyle where you can enjoy freshly baked bread anytime.