Top 10 Construction Angel Investors in Japan in May 2025

Last updated: May 2025 A list of 10 angel investors that invest in Construction startups based in Japan. We rank investors based on the number of investments they made in Construction companies from Japan. We update this investor list every month.

Top 10 Construction Angel Investors in Japan in May 2025

Investor	Construction Japan investments
Fumiaki Koizumi	3
Hidetoshi Takano	2
Hideto Fujino	1
Kenji Endo	1
Ayataro Nakagawa	1
Ryosuke Matsumoto	1
Kotaro Chiba	1
Kobayashi Toshihito	1
Yusuke Sato	1
Takashi Nagao	1

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Investor list

Fumiaki Koizumi - Executive Director @ Mercari

Investment focus

Internet, E-Commerce, Content
Seed, Funding Round, Series A
Japan

Portfolio highlights

Luup — Luup is an Internet Company.
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.

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.

Investment focus

Internet, Information Technology, Human Resources
Seed, Angel, Funding Round
Japan, United States

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.

Hideto Fujino - President, Cheif Investment Officer @ Rheos

Investment focus

Reservations, Travel, Real Estate
Funding Round, Seed, Series A
Japan, United States

Portfolio highlights

HOMMA — Inspired Modern Living. Homes to elevate healthy urban lifestyles. Design. Build. Technology.
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.
Unito — Unito offers people a friction-free lifestyle by pursuing optimization of living.

Kenji Endo - Director @ Japan Business Systems

Investment focus

Apps, Fitness, Internet
Seed, Angel
Japan

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.

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.

Investment focus

Internet, Software, Content
Seed, Angel, Funding Round
Japan, Hong Kong, United States

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.

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

Investment focus

Art, Reservations, Software
Seed, Angel, Series A
Japan

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.

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

Investment focus

Information Technology, Content, Internet
Seed, Funding Round, Series A
Japan, United States

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.

Born in 1977, his family was originally a rice farmer in Kameyama City, Mie Prefecture. He was involved in the development of online games at Community Engine Co., Ltd., from the Graduate School of Informatics, Kyoto University. After he became a director of the Company in 2003, he moved to Beijing to establish a subsidiary and became CEO. Hereturned to Japan in February 2007. He served as Technical Director of ONE-UP Co., Ltd. in May 2010, and moved to Aiming in June 2011. He was appointed Chief Technology Officer in May 2013 and listed on TSE Mothers in April 2015. In September 2017, he founded ukka Co., Ltd. and assumed the position of President.