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Top 10 Construction Angel Investors in Japan (June 2026)

The most active angel investors investing in Japan Construction startups. This investor list is updated monthly from the Shizune investor database, ranked by number of investments in Japan Construction startup companies. Find investors to raise a Seed, Series A or Angel round with Shizune.
Investor Relevant Deals Geography Stage Focus Round Size
Fumiaki Koizumi
Angel
3 Japan Seed, Series A Internet, E-Commerce, Information Technology $6.9M–$73M
Hidetoshi Takano
Angel
2 Japan, United States Seed, Angel Internet, Information Technology, Content $4.3M–$30M
Ogiwara Kunihiro
Angel
1 Japan Seed, Angel, Pre-Seed Apps, Finance, Wedding
Junichi Shiroshita
Angel
1 Japan Series A, Series B, Secondary Market Construction, Human Resources, Enterprise Software
Tadashi Okura
Angel
1 Japan Seed Real Estate, Architecture, Construction
Kenji Endo
Angel
1 Japan Seed, Angel Apps, Fitness, Internet
Kotaro Chiba
Angel
1 Japan, United States Seed, Series A Content, Information Technology, Travel $700k–$75M
Ryosuke Matsumoto
Angel
1 Japan Seed, Angel, Series A Art, Software, Reservations $2.8M–$28M
Yusuke Sato
Angel
1 Japan, Indonesia, United States Seed, Angel Content, Internet, Food and Beverage $320k–$43M
Ayataro Nakagawa
Angel
1 Japan, Hong Kong, United States Seed, Angel Internet, Software, Content $425k–$28M
Access all 20 angel investors in Japan Construction startups.

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Investor list

Fumiaki Koizumi
Angel · Tokyo, Tokyo, Japan · 3 investments in Japan Construction startups

Fumiaki Koizumi - Executive Director @ Mercari

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Investment focus

  • Industry: Internet, E-Commerce, Information Technology
  • Stage:Seed, Series A
  • Geography: Japan

Investor stats

  • Total investments: 19
  • Round size: Seed $6.9M–$68M; Series A $62M–$73M
  • Lead/follow: 11% lead, 89% follow

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.
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Hidetoshi Takano
Angel · Tokyo, Tokyo, Japan · 2 investments in Japan Construction startups

Joined Intelligence in 1999. Established Key Players Inc. in 2005. Consultation with more than 3,000 managers and career counseling for more than 10,000 individuals. In addition, we have invested in more than 55 outside directors, advisors and angels in Silicon Valley and Bangladesh in Japan. Over 100 lectures on careers, entrepreneurship andstartups.

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Investment focus

  • Industry: Internet, Information Technology, Content
  • Stage:Seed, Angel
  • Geography: Japan, United States

Investor stats

  • Total investments: 42
  • Round size: Seed $5.7M–$21M; Angel $4.3M–$30M
  • Lead/follow: 2% lead, 98% follow

Portfolio highlights

  • Cocoach — Cocoach provides online education service.
  • Data Viz Lab — Data Viz Lab is a platform that offers data analysis, visualization consulting, and data human resource development support.
  • ElevationSpace — ElevationSpace offers high quality & well equipped workspaces giving tenants a nurturing environment .
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Ogiwara Kunihiro
Angel · 1 investments in Japan Construction startups

Ogiwara Kunihiro

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Investment focus

  • Industry: Apps, Finance, Wedding
  • Stage:Seed, Angel, Pre-Seed
  • Geography: Japan

Investor stats

  • Total investments: 5
  • Lead/follow: 40% lead, 60% follow

Portfolio highlights

  • Napcial — Napcial is an innovative AI-powered legal application designed to help couples update and personalize their wedding vows in a way that reflects their evolving relationship, values, and legal commitments.
  • 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.
  • 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.
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Junichi Shiroshita
Angel · Tokyo, Tokyo, Japan · 1 investments in Japan Construction startups

Junichi Shiroshita is a managing director at Bain Capital.

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Investment focus

  • Industry: Construction, Human Resources, Enterprise Software
  • Stage:Series A, Series B, Secondary Market
  • Geography: Japan

Investor stats

  • Total investments: 3
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • CraftBank — CraftBank, Inc. is the start-up that operates online matching platform between constructors with having relations with 22k specialty constructors (10% coverage in the market). The company was succeeded in Management BuyOut in April 2021.
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Tadashi Okura
Angel · 1 investments in Japan Construction startups

Tadashi Okura

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Investment focus

  • Industry: Real Estate, Architecture, Construction
  • Stage:Seed
  • Geography: Japan

Investor stats

  • Total investments: 1
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • KUJIRA — KUJIRA is a real estate, construction and architecture company.
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Kenji Endo
Angel · Tokyo, Tokyo, Japan · 1 investments in Japan Construction startups

Kenji Endo - Director @ Japan Business Systems

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Investment focus

  • Industry: Apps, Fitness, Internet
  • Stage:Seed, Angel
  • Geography: Japan

Investor stats

  • Total investments: 3
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • Pixta — Pixta company’s goal is to assist graphic professionals in the transfer, tracking and collaboration of digital media over the Internet. We build Internet “Cloud”-based applications that provide a great customer experience, easy-to-use, secure and reliable.To assist our customers in transferring large-files simply and securely across the Internet,we built PixtaSynapse. Using PixtaSynapse, the sender needs only a web-browser to send files. To make the service super-reliable, we built the servers and core-technology for our custom file processing pipeline. We then located those key-servers one-hop off the Internet backbone to reduce latency. Our core file pipeline is physically located in a secure Class A co-location facility. We have setup secure, automated, off-site backups to safeguard our customers data in case of a catastrophic emergency.
  • HANOWA — HANAWA is a matching platform between freelance dental hygienists and dental clinics.
  • 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.
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Kotaro Chiba
Angel · Tokyo, Tokyo, Japan · 1 investments in Japan Construction startups

Kotaro Chiba is the founder of ChibaDojo Fund. Kotaro Chiba attended Keio University.

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Investment focus

  • Industry: Content, Information Technology, Travel
  • Stage:Seed, Series A
  • Geography: Japan, United States

Investor stats

  • Total investments: 68
  • Round size: Seed $700k–$48M; Series A $13M–$75M
  • Lead/follow: 6% lead, 94% 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 an Internet Company.
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Ryosuke Matsumoto
Angel · Minato, Chiba, Japan · 1 investments in Japan Construction startups

Ryosuke Matsumoto is the Founder / CEO at Kankak. Ryosuke Matsumoto attended Chuo University.

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Investment focus

  • Industry: Art, Software, Reservations
  • Stage:Seed, Angel, Series A
  • Geography: Japan

Investor stats

  • Total investments: 12
  • Round size: Seed $2.8M–$14M; Series A $15M–$28M
  • Lead/follow: 0% lead, 100% follow

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 is a contemporary art global platform management company.
  • Vivid Garden — vivid garden is an Agriculture company.
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Yusuke Sato
Angel · 1 investments in Japan Construction startups

Yusuke Sato is the Co-Representative and Co-Founder of Pulit.

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Investment focus

  • Industry: Content, Internet, Food and Beverage
  • Stage:Seed, Angel
  • Geography: Japan, Indonesia, United States

Investor stats

  • Total investments: 59
  • Round size: Seed $3.6M–$43M; Angel $320k–$43M
  • Lead/follow: 0% lead, 100% follow

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.
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Ayataro Nakagawa
Angel · 1 investments in Japan Construction startups

2011 At university, participated in the founding period as a director of Atcole Co., Ltd., and started the web service experience.2012 Founded Peroli Co., Ltd., which operates a curation platform for women "MERY" .2014 Founded Peroli Co., Ltd. Sold to DeNA 2015 Jointly established Tokyo Founders Fund as an angel investor and startedinvesting in startups in Japan and overseas 2019 Appointed outside director of FIREBUG Co., Ltd.

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Investment focus

  • Industry: Internet, Software, Content
  • Stage:Seed, Angel
  • Geography: Japan, Hong Kong, United States

Investor stats

  • Total investments: 43
  • Round size: Seed $2.5M–$28M; Angel $425k–$26M
  • Lead/follow: 9% lead, 91% follow

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 engages in the development and operation of fantasy sports.
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Construction Angel investor funding in Japan at a glance

Stats across 17 deals from 20 investors.

20
investors
in Japan Construction startups
17
deals
in Japan Construction startups
$17M
median round
in Japan Construction startups
10%
lead investors
lead at least one round
24%
Series A
most common funding stage

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