Top 15 Big Data Angel Investors in Japan (September 2026)
For AI agents: Short investor table (Markdown), Detailed investor list (Markdown)
| Investor | Relevant Deals | Geography | Stage | Focus | Round Size |
|---|---|---|---|---|---|
|
Takaya Shinozuka
Angel
|
2 | Japan | Seed, Angel, Series A | E-Commerce, Local, Content | $610k–$4.3M |
|
Kotaro Chiba
Angel
|
2 | Japan, United States | Seed, Venture - Series Unknown, Series A | Information Technology, Content, Software | $137k–$19M |
|
Hiroshi Tomishima
Angel
|
1 | Japan, United States | Seed, Venture - Series Unknown, Series A | Big Data, Internet, E-Commerce | $330k–$11M |
|
Hiroshi Sawa
Angel
|
1 | Japan | Social, Big Data, Analytics | ||
|
Kiyoshi Nishikawa
Angel
|
1 | Japan, United States | Seed, Pre-Seed | News, Social Media, Big Data | $77k–$2.8M |
|
Yusaku Maezawa
Angel
|
1 | Japan, United States | Seed, Series C, Series A | Aerospace, Blockchain, Cryptocurrency | $500k–$15M |
|
Uenoyama Katsuya
Angel
|
1 | Japan | Seed, Angel, Corporate Round | Fashion, Software, Advertising | |
|
Shunsuke Ikegami
Angel
|
1 | Japan | Seed | Social, Cooking, Big Data | |
|
Keisuke Tomimatsu
Angel
|
1 | Japan | Angel | CRM, Big Data, Analytics | |
|
Takeshi Hirano
Angel
|
1 | Japan | Seed | Big Data, Aerospace, Machine Learning | |
|
Jo Hirao
Angel
|
1 | Japan, Indonesia, Singapore | Series B, Seed, Series C | Retail, Medical, Big Data | $6.5M–$11M |
|
Shuichi Takenaga
Angel
|
1 | Japan | Seed, Angel | Marketing, Financial Services, Management Consulting | $1.2M–$62M |
|
Nobuhiro Ariyasu
Angel
|
1 | Japan, Singapore | Seed, Angel, Series A | Finance, Content, Internet | |
|
Kento Hayashi
Angel
|
1 | Japan | Series A | Social, Big Data, Analytics | |
|
Yasumasa Manabe
Angel
|
1 | Japan | Seed, Series A, Angel | Information Technology, EdTech, Sensor | $194k–$2M |
| Access all 22 angel investors in Japan Big Data startups. | |||||
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Takaya Shinozuka is the President, CEO, and Founder at Reiwa Travel.
Show more...Investment focus
- Industry: E-Commerce, Local, Content
- Stage:Seed, Angel, Series A
- Geography: Japan
Investor stats
- Total investments: 7
- Round size: Seed $610k–$4.3M
- Lead/follow: 29% lead, 71% follow
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.
Kotaro Chiba is the founder of ChibaDojo Fund. Kotaro Chiba attended Keio University.
Show more...Investment focus
- Industry: Information Technology, Content, Software
- Stage:Seed, Venture - Series Unknown, Series A
- Geography: Japan, United States
Investor stats
- Total investments: 78
- Round size: Seed $215k–$19M; Series A $841k–$14M; Venture - Series Unknown $137k–$11M
- Lead/follow: 9% lead, 91% follow
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.
Hiroshi Tomishima is the President and Founder of Zkyuun Entertainment and an Executive Director at Mercari.
Show more...Investment focus
- Industry: Big Data, Internet, E-Commerce
- Stage:Seed, Venture - Series Unknown, Series A
- Geography: Japan, United States
Investor stats
- Total investments: 9
- Round size: Seed $330k–$11M; Series A $3.1M–$5.3M
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- Hireroo — HireRoo is an online coding test service that checks the skills of engineers through programming tests. It provides problems that correspond to a wide range of levels, from new graduates to mid-career tech leads, engineering managers, and various occupations. They also provide coding test planning and execution services.
- Anyplace — Book work-ready furnished apartments for 30+ day stays. No lease, home office setup, high-speed internet, and full price transparency for professionals.
- 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.
Joined Fujitsu Limited in 1991, after working at Osaka City University's Faculty of Science. He has a wide range of business experience, from programming to new business development, such as developing Internet services. After that, engaged in IT-related new business development at Sojitz Corporation, and at a major business investmentcompany, engaged in business investment in venture companies, creation of business plans for companies, launching new services, and M & A. In 2008, he became an outside director of eLicense Corporation. In 2009, he was appointed Representative Director of Data Section Co., Ltd. after developing a trend analysis service utilizing big data. Listed on the Tokyo Stock Exchange Mothers on December 24, 2014. Outside director of Japan Data Exchange, Inc. Currently, he is an outside director of Solid Intelligence Co., Ltd. In June 2018, he became chairman.
Show more...Investment focus
- Industry: Social, Big Data, Analytics
- Geography: Japan
Investor stats
- Total investments: 1
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- Datasection — Datasection is a social big data company that provides various big data analysis tools for its clients. It specializes in marketing research, data provision and processing, image analysis, overseas SNS, and data utilization and optimization. Datasection was founded in 2000.
After working at KDD Corporation (Currently known as KDDI Corporation), Kiyoshi Nishikawa next went to work at Arthur D. Little Inc. in the United States, where he became inspired to start his own company. After returning to Japan, he established a Japanese corporation of the world’s largest Internet company, America On Line, LLC. Later andbased on this experience and the relationships he developed, he founded the first Internet business incubator, NETAGE, Inc. After serving as the President and CEO of NETAGE Group, he later became and still serves as the Chairman of ngi group, inc. Kiyoshi was one of the main entrepreneurs responsible for proposing and realization of “Shibuya Bit Valley Concept†and is well known for his various speeches and writings. He is a graduate of the Department of Education at Tokyo University.
Show more...Investment focus
- Industry: News, Social Media, Big Data
- Stage:Seed, Pre-Seed
- Geography: Japan, United States
Investor stats
- Total investments: 12
- Round size: Seed $77k–$2.8M
- Lead/follow: 8% lead, 92% follow
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.
Yusaku Maezawa is based out of Tokyo and is the Art Collector Entrepreneur and Founder of Zozotown. Yusaku Maezawa attended Waseda Jitsugyo High School.
Show more...Investment focus
- Industry: Aerospace, Blockchain, Cryptocurrency
- Stage:Seed, Series C, Series A
- Geography: Japan, United States
Investor stats
- Total investments: 10
- Round size: Seed $500k–$11M; Series C $2.2M–$15M
- Lead/follow: 40% lead, 60% follow
Portfolio highlights
- JOYCLE — JOYCLE is a waste management company that specializes in trash recycling, disposal, and environmental consulting services.
- HashPort — HashPort is a leading solution provider that strives to innovate Japan with block chain technology
- Olive Union — Introducing the Olive Smart Ear: A Cool, Affordable Wearable That Removes the Stigma from Impaired Hearing. Each Olive Smart Ear is a single-ear hearing amplifier that improves the sound of everyday life and is customized to your own hearing. When paired to smartphone with Bluetooth, each earbud can also amplify phone
Uenoyama Katsuya - CEO @ PKSHA Technology
Show more...Investment focus
- Industry: Fashion, Software, Advertising
- Stage:Seed, Angel, Corporate Round
- Geography: Japan
Investor stats
- Total investments: 4
- Lead/follow: no public data
Portfolio highlights
- Babel — Babel is creating meaningful media for users and expanding globally.
- AppBrew — AppBrew develops LIPS, a mobile application for users to share and read real reviews on cosmetics, nail care, personal care, hair care, and other related products of different brands. The company was founded in 2016 and is based in Tokyo, Japan.
- Neural Pocket — Neural Pocket provides Smart City related services for commercial buildings and urban spaces utilizing AI enabled image recognition technology. The company focuses on business development and co-creation serve its clients. Other applications include solutions for digitalization of factories, warehouses, parking lots and retail stores.
Shunsuke Ikegami is an angel investor.
Show more...Investment focus
- Industry: Social, Cooking, Big Data
- Stage:Seed
- Geography: Japan
Investor stats
- Total investments: 2
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- CoCooking — CoCooking uses food and cooking to create ample opportunity for dialogue and thought, fostering creativity, diversity, and well-being of individuals and communities.
- Datasection — Datasection is a social big data company that provides various big data analysis tools for its clients. It specializes in marketing research, data provision and processing, image analysis, overseas SNS, and data utilization and optimization. Datasection was founded in 2000.
Keisuke Tomimatsu - Member of the board @ Musashi Seimitsu Industry
Show more...Investment focus
- Industry: CRM, Big Data, Analytics
- Stage:Angel
- Geography: Japan
Investor stats
- Total investments: 1
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- ABEJA — ABEJA develops AI business solutions utilizing deep learning.
Takeshi Hirano is a Geologist at BBCM Engineering.
Show more...Investment focus
- Industry: Big Data, Aerospace, Machine Learning
- Stage:Seed
- Geography: Japan
Investor stats
- Total investments: 1
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- 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.
Access 48,091 investors
822 industries, 177 countries. Updated daily. Emails and phones included.
Browse database — It's Free!Jo Hirao
Show more...Investment focus
- Industry: Retail, Medical, Big Data
- Stage:Series B, Seed, Series C
- Geography: Japan, Indonesia, Singapore
Investor stats
- Total investments: 4
- Round size: Series B $6.5M–$11M
- Lead/follow: 50% lead, 50% follow
Portfolio highlights
- Ralali — Ralali.com, Pusat toko grosir online pertama di Indonesia, sebagai b2b wholesale marketplace platform yang menghubungkan supplier, distributor dengan retail.
- Docquity — Every doctor's thinking partner. Used and trusted by +500,000 doctors across 9 countries.
- 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.
Takenaga Shuuichi is an individual investor.
Show more...Investment focus
- Industry: Marketing, Financial Services, Management Consulting
- Stage:Seed, Angel
- Geography: Japan
Investor stats
- Total investments: 12
- Round size: Seed $1.2M–$62M; Angel $14M–$15M
- Lead/follow: 25% lead, 75% follow
Portfolio highlights
- Morght — Morght is an information technology service company.
- Tagpic — Tagpic offers influencer marketing targeting services such as influencer casting, SNS branding, and talent production.
- H&H Group Japan — H&H Holdingsis a Professional Services company.
Nobuhiro Ariyasu is the CEO at Coach United.
Show more...Investment focus
- Industry: Finance, Content, Internet
- Stage:Seed, Angel, Series A
- Geography: Japan, Singapore
Investor stats
- Total investments: 49
- Lead/follow: no public data
Portfolio highlights
- Mign — Mign offers a generative AI-related SaaS solutions for the construction and real estate fields.
- Finovo — Finovo specializes in the research, development, operation, and maintenance of cutting-edge accounting and financial software solutions.
- Tsunagari AI — Tsunagari specializes in developing and providing AI-powered consultation services tailored for local governments, aiming to enhance administrative efficiency, support citizen engagement, and streamline public service delivery.
Kento Hayashi - President & CEO @ Datasection
Show more...Investment focus
- Industry: Social, Big Data, Analytics
- Stage:Series A
- Geography: Japan
Investor stats
- Total investments: 2
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- Fabeee — "Fabeee" meant to support customers with the challenge of new manufacturing and with all efforts. The line between offline and online is no longer there, and manufacturing is about to change. We will fundamentally change the definition of manufacturing and support customers from various angles.
- Datasection — Datasection is a social big data company that provides various big data analysis tools for its clients. It specializes in marketing research, data provision and processing, image analysis, overseas SNS, and data utilization and optimization. Datasection was founded in 2000.
Yasumasa Manabe
Show more...Investment focus
- Industry: Information Technology, EdTech, Sensor
- Stage:Seed, Series A, Angel
- Geography: Japan
Investor stats
- Total investments: 6
- Round size: Seed $194k–$700k; Series A $1.7M–$2M
- Lead/follow: 0% lead, 100% follow
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.
Big Data Angel investor funding in Japan at a glance
Stats across 13 deals from 22 investors.
Access all 22 angel investors in Japan Big Data startups.
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