Top 15 Publishing Startup Investors in Japan (May 2026)

Portfolio highlights

• Eight Knot — Eight Knot designs and develops autonomous navigation system for water mobility using robotics & AI.
• Wingcopter — Wingcopter is an award-winning German developer, manufacturer, and operator of unmanned eVTOL fixed-wing aircraft dedicated to improving the lives of people worldwide through meaningful commercial and humanitarian applications. The start-up focuses on the delivery of goods such as medicines to remote health facilities, packages, and food to privatehouseholds. With their unique, patented tilt-rotor mechanism, the electrically powered Wingcopters far exceed the range and payload capabilities of commercial multicopter drones. Taking off and landing vertically like multicopters, Wingcopters fly long distances as efficiently and quickly as fixed-wing aircraft, reaching ranges of up to 75 miles (120 kilometers) and a Guinness world record speed of 150 mph (240 km/h). Even in strong winds of up to 44 mph (71 km/h) or inclement weather, Wingcopters fly autonomously and reliably.Wingcopters are also used for the efficient inspection of public infrastructure and for long-range mapping applications.In 2020, Wingcopter was named a Technology Pioneer by the World Economic Forum.
• Sunflower Labs — Sunflower Labs makes an autonomous outdoor security system that senses and deters unwanted visitors before they’re at your door. Our elegant sensors detect motion and vibration, differentiating between people, animals, and cars. When they detect something unusual, they’ll notify you and deploy a fully autonomous drone. The drone flies directly tothe scene and streams live video of what’s happening. Guided by our sensors, it follows the activity, performs a security “sweep,” and lands itself safely in its weatherproof docking station.

Portfolio highlights

• Finviet — Finviet operates a fintech platform with the goal of becoming a trustworthy and efficient financial technology company. The platform of the company specializes in financial services, telecommunication services, e-wallets and payment gateways, banking services, and agent banking.
• Cogsmart — Cogsmart provides services for brain function research and development. In hopes of helping prevent dementia and maintain and improve other cognitive functions, they manufacture and sell software for medical and healthcare devices.
• ImageBiopsy Lab — AI-driven software applications that enable orthopedists and radiologists to assess and predict bone health. A new dimension of MSK imaging diagnostics.

Portfolio highlights

• SmartRyde — October 5, 2021 Bloomberg featured CEO Sota Kimura's thoughts on the company's founding and future business development. March 19, 2021 What We Do to Protect Our Customer All staff are required to wear masks. Provision of alcohol-based disinfectants in
• DennoKotsu — Denno Kotsu is a Taxi dispatch system development and provision, taxi company contract dispatch service
• Integriculture — Integriculture makes cellular agriculture products to improve sustainability, food security, and reduce public health problems. The company offers a developed patented general-purpose large-scale cell culture system that can culture wide range of cells without external addition of expensive growth factors and provide consumers with affordable cleanmeat.Founded in 2015, Integriculture is headquartered in Tokyo, Japan.

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.
• Bé-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. Their customers' inquiries are addressed through phone, email, and online applications.
• Sixty Percent — Sixty Percent is an overseas fashion mail order site that collects street brands from various countries and transmits asian fashion.

Portfolio highlights

• Neith — Neith is a apparel manufacturer, seller and a whoelseller of water absorbing bralette, lingerie and shorts for women.
• WARC Japan — 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

• EBRU — EBRU is a manufacturer and seller of earphones and ear monitor audio products that include custom artwork on the products.
• Meiten Kan — Meiten Kan engages in the food delivery service industry.
• Human Potential Lab — Human Potential Lab is a company that supports individual skills development and corporate organizational change. Focusing on mental health and well-being, the company's programs are based on brain science, bioscience, psychology, and technology.

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.
• KAMOMEYA — Kamomeya is an island and live because of inconvenience in transportation and transportation.
• POWERNEXT — POWERNEXT provides electric power supply & demand management, rate calculation, customer management & environmental value trading services.

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

• LABOT — LABOT is a Japanese company that combines the power of finance and technology to create future education possibilities.
• DENDOH — DENDOH specializes in branding and promotion business using AR technology and 3D design.
• microverse — Microverse offers NFT-related services such as content creation, distribution, and customer service.

Portfolio highlights

• Utill — Utill is anything that expands the possibilities of not only production but also our own services
• LIFESCAPES — LIFESCAPES is a research and manufacturer of brain-computer interface equipment.
• LUCA Science — LUCA Science develops innovative treatments intended for mitochondrial and related diseases.

Portfolio highlights

• Luup — Luup is an Internet Company.
• SORABITO — SORABITO is an eCommerce marketplace for used construction equipment and machinery.
• Synspective — Synspective provides one-stop-solutions by satellite gathered geospatial data. The core technology was developed by the ImPACT program led by The Cabinet Office, Government of Japan, building small SAR satellites and constellations, allowing frequent observation of areas of interest (AOI). Synspective uses its satellites to produce SAR data which can be provided to both government and commercial clients as-is, as well as transform that data through AI solutions to produce insights and user-friendly information across industries.

Portfolio highlights

• CAMELOVE — Cameloveis a Camera equipment rental subscription service.

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

• Bytebeam — Accelerate your IoT initiatives with Bytebeam - our platform makes it 10X simpler and quicker to build cutting-edge smart products
• Showroom B2B — SHOWROOM B2B is building the largest B2B “Phygital” platform for India’s $108 Bn fashion industry by connecting Tier 2+ clothing retailers directly with small to mid-scale apparel manufacturers and providing all parties with solutions for distribution, credit, logistics, and marketing.Showroom works on “Touch & Feel” mode of selling where itsunique distribution model ensures that there is almost NO RETURN of products sold. It creates Experience Centres for its retailers which gives them the confidence to buy without any iota of doubt about product quality.Showroom's offerings = Better Margins for Clothing Retailers + Aggressive Growth for Clothing Manufacturers
• Testsigma — Powerful open source test automation platform that lets you automate tests for web, mobile, desktop apps, and APIs in minutes. Sign up for free today.

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 the first private company with a vision to secure the safe and sustainable development of space for the benefit of future generations, and the only company solely dedicated to on-orbit servicing across all orbits.
• TECHFUND — TechFund is a venture capital firm specializing in incubation and seed stage investments. The company is headquartered in Tokyo, Japan.