Top 25 Publishing Startup Investors in Japan (June 2026)

Portfolio highlights

• Ubitus — As cloud gaming enablers, Ubitus' GPU virtualization, Streaming technology and hybrid cloud deployment can serve different kinds of solutions for Telco, Game companies to quick enter cloud gaming market. Moreover, Ubitus provide Global distribution and New Media content solution for new media studio and fashion brand to help them distribute rich media contents worldwide.
• 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.
• POPS Worldwide — POPS Worldwide is the leading digital entertainment company in Southeast Asia. With over 4 billion monthly views of its music and entertainment content, POPS is the fastest growing digital entertainment media company with hundreds of artists, content creators and partners from broadcast television, publishing and production in the POPS Network.POPS also produces a wide variety of original content for its industry-leading owned and operated channels like POPS Music, POPS Kids, POPS TV, Beauty Me, HerVoice and CoolTV that target highly sought after demographics: teens, kids, women and men.

Portfolio highlights

• Metro Weather — Metroweather is a venture from Kyoto University that develops a high-performance Doppler lidar that measures the direction and speed of wind several tens of kilometers away from minute movements of fine particles in the atmosphere. We aim to contribute to the safety of the sky by completing a three-dimensional wind map, which has never beenrealized,based on years of research at the Kyoto University Research Institute for Sustainable Areas.
• SORA Technology — SORA Technology builds and operates health care and public health infrastructure utilizing drones and their operational management systems.
• Japan Wind Tunnel Manufacturing — JAPAN FUDO is a company that develops and manufactures new products related to wind, such as the world's most compact wind tunnel "Aero Optim" series and double propeller wind turbines.

Portfolio highlights

• Tear Exo — Tear Exo is a biotechnology research company that produces and sells liquid biopsy using materials for molecular recognition.
• TelaAxon — TelaAxon develops artificial intelligence technology for sustainable operations, enhancing human-AI coexistence, safety, and wellness.
• Akari Hosho — Akari Hosho provides a group of trusted professionals, including lawyers and judicial scriveners. Akari Hosho provides a guarantee service.

Portfolio highlights

• Tohakusha — Tohakusha is a creative agency that offers design, production and sale of digital content and EC websites, and content creation services.
• Ageless — Ageless is a staffing agency that provides human resources-related services primarily to middle-aged and senior citizens.
• Wunderbar — Wunderbar provides intellectual property along with branding and marketing services.

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.
• Cloudbase — Cloudbase is an information technology company that specializes in the fields of cloud services and management.

Portfolio highlights

• Pick You — Pick You offers a marketplace that facilitates seamless purchase of items directly from popular Instagram users.
• Redcliff — Redcliff is a drone management company that organizes aerial shows and events for private and public organizations.
• CareLink — CareLink is an app that connects people looking for one-time part-time work in nursing and welfare.

Portfolio highlights

• TAQA — TAQA is a utilities and energy company that engages in power, water, and oil and gas operations. It is an international company listed in Abu Dhabi and operates in 11 countries across four continents.The company's interests lie in conventional and alternative power generation, water desalination, oil and gas exploration and production,pipelines, and gas storage. TAQA was founded in 2005 and operates in Canada, Ghana, India, Iraq, Morocco, the Netherlands, Oman, Saudi Arabia, the United Arab Emirates, the United Kingdom, and the United States.
• PeaceTecLab — PeaceTecLab is a CtoCsharing service, as its main business.
• Mirfa International Power & Water Company — Mirfa International Power & Water Company is a renewable energy startup that delivers power and water solutions. A combined-cycle gas turbine power plant, a modular reverse osmosis plant, and three multi-stage flash desalination units comprise the company's power and water plant. It has a gross installed power capacity of 1.7 gigatonnes(GW) and a gross water desalination capacity of 53 million imperial gallons per day (MIGD). It aims to deliver a futuristic power generating plant with a net power capacity of 1600 megawatts to address the country's power issues.

Portfolio highlights

• Surv Biopharma — Surv Biopharma develops a drug discovery platform that facilitates research and development of veterinary drugs and pharmaceutical products.
• Metagen Therapeutics — Metagen Therapeutics is a Drug discovery and medical business company which utilizes microbiome science.
• Restore Vision — Restore Vision is a startup based in Japan aiming to develop a visual restoration gene therapy.

Portfolio highlights

• KUROFUNE —
• KG Motors — KG Motors is an automotive firm that manufactures electric vehicles that can be moved comfortably and safely by one person.
• DennoKotsu — Denno Kotsu is a Taxi dispatch system development and provision, taxi company contract dispatch 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

• Tasogare — Tasogare distributes high-quality coffee.
• The ROOM4D — The ROOM4D is a contract data analysis consulting service company.
• PeaceTecLab — PeaceTecLab is a CtoCsharing service, as its main business.

Portfolio highlights

• BALLAS — BALLAS provides corporate information, business content, procurement of construction materials, custom-made construction materials used at construction sites online, design, development, manufacturing, and sales of construction materials.
• WOTA — Human history is the history of our relationship with water. Water gave rise to our civilizations. Water has nourished people's livelihoods. This means that humans need water supplies, such as rivers and lakes, to survive. At WOTA, we desire to remove every limitation we have in relation to water. By integrating small water systems into the“big water infrastructure” of the past, we can achieve a more creative and sustainable way of life. That is our belief. In cities and deserts, remote islands, and outer space. We imagine a future where water is freely available to all people. Our work will always continue.
• Varinos — Varinos is a clinical laboratory contract analysis company that is a partner of medical institutions. Varinos provides genomic testing development and contract analysis services using the latest technology, the next-generation sequencer.

Portfolio highlights

• Atto — Atto operates in the healthcare and preventive medicine field as a technology venture. Its main business is the development, manufacturing, and sale of health inspection equipment. The core product is a capillary blood flow observation device called Kekkan Bijin. This device allows users to observe capillary blood flow simply by placing a finger onit, without any blood sampling.
• FUNDiT — FUNDiT is an IT-focused M&A and business consolidation company that specializes in acquiring, managing, and scaling IT companies.
• Asian Bridge — ASIAN BRIDGE is a one-stop-shop for Japanese merchandise such as beauty care products, health foods, and clothing. The company was founded in 2010 and is based in Tokyo, Japan.

Portfolio highlights

• KAMOMEYA — Kamomeya is an island and live because of inconvenience in transportation and transportation.
• Setsuro Tech — Seturotech Co., Ltd. is a biotechnology venture company established on February 22, 2017 by Tatsuya Takemoto (PI: Principal Investigator) of the University of Tokushima as a venture from Tokushima University. In 2015, Takemoto and Masakazu Hashimoto (Osaka University) developed a simple and highly efficient method for producing genetically modified(genome-edited) mice using CRISPR / Cas9, and filed a patent application for the technology. The technology is called fertilized egg electroporation (GEEP method), a technology that introduces molecules required for genome editing by CRISPR into fertilized eggs at high throughput by the power of electricity (electroporation). Using this technology, Seturotech will start from the production and sale of genetically modified mice, and will become a fundamental company providing all genetically modified animals, anticipating the future use of genetically modified animals in industry.

Portfolio highlights

• YStory — YStory is a digital health firm that uses AI and medical science to improve women's health during menopause.
• Josan-shes — Josan shes is web start up that offers nursing service to women and babies.
• Sage Haven — Sage Haven develops an AI-moderated messaging and calling app designed for children in their early years online. The app issues children a dedicated Sage Haven number and routes messaging and voice calls through its platform while allowing contacts to use services like iMessage or Google Messages. Parents create and verify accounts, approve eachcontact, and supervise conversations from their own phones with alerts, recaps, and safety insights. The service uses automated content moderation to block harmful or inappropriate messages, links, images, and videos before they are sent and to guide children toward safer communication practices. It supports Wi-Fi and cellular use on iOS devices, with tools aimed at reducing exposure to online bullying, spam, and addictive usage patterns. Sage Haven operates as a public benefit corporation balancing commercial activity with a mission to improve children’s mental health and well-being.

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

• AI Silk — AI Silk are innovative conductive fibers produced with a dyeing technique. By using natural silk and giving conductivity to the fiber itself, They have succeeded in producing electrodes that reduce some of the risks and challenges of conventional medical electrodes, which can cause discomfort,skin and in vivo inflammation, and measurement failuredue to sweat or other elements. Their brand, AI Silk, is a new material that has strong and diverse application potential, even beyond the health / medical field.
• Logiless — Logiless is a cloud type all-in-one software dedicated to net shop. Since both orders and stocks can be managed together in a logical manner, efficiency of operations can be realized at low cost.
• ARCS — ARCS specializes in developing assisted reproductive medical devices using robotics and artificial intelligence technology.

Portfolio highlights

• Bgrass — bgrass is a consultation support platform for women working in the IT industry.
• Blankr — Blankr inc has developed an application called Raidli. Using the app, Vtubers can hold a virtual handshake event.
• Tripi — Tripi provides travel media and digital marketing services, as well as the accommodation gift service.

Portfolio highlights

• Dodai — Dodai manufactures and assembles the electric motorcycles.
• 3DC — 3DC develops and manufactures a new carbon material, graphene meso sponge (GMS), for electrodes in next-generation batteries, capacitors, fuel cells and other energy storage and generation devices.
• FiscalNote — The #1 most trusted partner for government relations & public affairs software. Track policy, manage stakeholders, act fast.

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

• ASUENE — Asuene involves in clean power retail business, retail SaaS business, etc.
• YOUTRUST — YOUTRUST is a startup to operate YOUTRUST a referral recruitment platform for side-job change.
• Testsigma — Powerful cloud-based test automation platform that lets you automate tests for web, mobile, desktop apps, and APIs in minutes. Sign up now!

Portfolio highlights

• UUUO — UUUO is a planning, development, and operation of the UUUO (fish market) connected by smartphone and fresh fish shipment from our own shipping base UUUO Base to each consumption market.
• GooPass — GooPass is a subscription-based camera equipment rental platform that offers users cameras, interchangeable lenses, and drones. It also allows users to buy or rent photography equipment by reserving it online.
• POWERNEXT — POWERNEXT provides electric power supply & demand management, rate calculation, customer management & environmental value trading services.

Portfolio highlights

• CLAS — Class is a connection between people, the value of money, time and things.
• CAMELOVE — Cameloveis a Camera equipment rental subscription service.

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.

Portfolio highlights

• AGRIST — AGRIST Co., Ltd. is a venture company that solves agricultural problems with technology. An automatic harvesting robot solves the problem of a shortage of farmers who are aging and harvesting agricultural products.
• Digireha — Digireha is an IT company that provides a tool for rehabilitation by combining digital art and sensors.
• Medmain — To create a world where medical services can be accessed with technology anywhere,anytime-As a supporting partner to medical practitioners throughout the world, Medmain develops and operates PidPort, an analytical system for pathological image diagnosis that makes use of Deep Learning, as well as Medteria, a specialized cloud-based service for medical students.