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Top Companies in Japan

1,759 companies based in Japan, sorted by total funding raised.

1,759

Companies

$40.0B

Combined Funding

7

Funded (Last 60d)

Venture Round

Top Stage

Indexed tracks 1,759 companies headquartered in Japan, which have collectively raised $40.0B in documented funding. Top-funded companies from Japan include Rapidus and Works Human Intelligence. 7 companies in Japan closed a new funding round in the last 60 days, with Venture Round being the most common stage.

Rapidus

Japanese semiconductor manufacturer developing advanced 2nm chip technology.

Tokyo, Japan501–1000Semiconductors
GrantTotal funding$13.6BApr 2026
Works Human Intelligence

Tokyo-based HR software company offering integrated HCM, payroll and talent management solutions,...

Tokyo, Japan1001–5000HR Tech, SaaS
Growth EquityTotal funding$2.6BMar 2023
Topcon Corporation

Topcon uses DX solutions based on precision optics, satellite positioning, measurement, and sensi...

Tokyo, Japan5001–10000Healthcare
Private EquityTotal funding$2.3BMar 2025
PHC

PHC is a leading provider of diabetes monitoring systems, specialized laboratory equipment, and c...

Minato, Japan5001–10000Healthcare, Life Sciences
Private EquityTotal funding$1.9BMar 2021
Tokio MarineIPO

Tokio Marine Holdings is Japan's largest property and casualty insurance group, providing non-lif...

Tokyo, Japan10001+Financial Services, Insurance
Corporate RoundTotal funding$1.8BMar 2026
Koki Holdings Co.

Koki Holdings manufactures power and air tools under multiple brands and has a 70-year history of...

Tokyo, Japan1001–5000Hardware, Manufacturing
Private EquityTotal funding$1.3BJan 2017
Spiber

Spiber develops Brewed Protein materials, using microbial fermentation to create plant-based fibe...

Tokyo, Japan201–500Biotech, Manufacturing
Venture RoundTotal funding$807.6MDec 2024
Yayoi Co.Acquired

Yayoi supports small-business back-office operations with its software series and offers services...

Tokyo, Japan501–1000Fintech, SaaS
Private EquityTotal funding$708.0MSep 2007
SmartHR

SmartHR is Japan's leading cloud-based HR and labor management platform, helping businesses strea...

Tokyo, Japan1001–5000HR Tech
Growth EquityTotal funding$597.0MNov 2025
Kadokawa

Japanese comprehensive entertainment company with holdings in publishing, anime, video game studi...

Tokyo, Japan1001–5000Gaming, Media
Corporate RoundTotal funding$578.1MDec 2024
Sakana AI

Sakana AI develops frontier AI research and solutions for Japan’s largest enterprises and public ...

Tokyo, Japan51–200Artificial Intelligence, Infrastructure
Series BTotal funding$414.0MMay 2026
3s

Aims for a society where everyone can choose home living by operating 24-hour home care services ...

Tokyo, Japan51–200Healthcare, SaaS
Series ATotal funding$330.0MDec 2023
Mo Vus

Southeast Asia mobility solutions

Tokyo, JapanFintech
Series BTotal funding$284.0MMay 2026
Kyoto Fusioneering

Kyoto Fusioneering develops and delivers core systems needed to operate fusion power plants for f...

Tokyo, Japan201–500Climate Tech, Space Tech
Series DTotal funding$281.7MAug 2026
Startale Group

Startale develops onchain infrastructure and consumer products, partnering with Sony to bring tru...

Singapore, Japan51–200Crypto & Web3, Infrastructure
Series ATotal funding$278.5MMay 2026
SmartNews

SmartNews delivers personalized news discovery through AI and editorial curation, helping readers...

Tokyo, Japan201–500Artificial Intelligence, SaaS
Series FTotal funding$272.2MSep 2021
3DC

3DC develops Graphene MesoSponge battery materials and advanced electrode manufacturing technolog...

Tokyo, Japan1–10Climate Tech
Series ATotal funding$258.5MMar 2026
CADDi

AI data platform for manufacturing that digitizes engineering drawings and procurement data to he...

Tokyo, Japan501–1000Artificial Intelligence, Manufacturing
Extension RoundTotal funding$235.0MMar 2025
Opn (Synqa)

Opn (formerly Synqa/Omise) provides payment technology and APIs for businesses and financial inst...

Tokyo, Japan201–500Fintech, Payments
Series CTotal funding$220.4MMay 2022
PaidyAcquired

Japan's leading buy-now-pay-later platform enabling consumers to shop online without a credit car...

Tokyo, Japan201–500E-Commerce, Fintech
Venture RoundTotal funding$212.2MOct 2019
Telexistence

Remote robotics in Japan

Tokyo, Japan51–200Artificial Intelligence
Series BTotal funding$190.0MJul 2023
Asuene

Asuene is a Japanese enterprise AI sustainability platform for carbon accounting, measuring, repo...

Tokyo, Japan51–200Climate Tech, SaaS
Series DTotal funding$171.7MJul 2026
Gojo & Company

Japan-based impact startup providing microfinance in India and developing countries

Tokyo, Japan51–200Fintech
Series FTotal funding$162.0MOct 2024
KANAMELAcquired

Japanese creative production and marketing consulting firm with over 60 years of experience in TV...

Tokyo, Japan1001–5000Marketing Tech, Media
Private EquityTotal funding$161.0MSep 2021
Preferred Networks

Japanese deep learning AI company developing AI chips, computing infrastructure, generative AI fo...

Tokyo, Japan201–500Artificial Intelligence, Robotics
Extension RoundTotal funding$160.5MJun 2025

Frequently Asked Questions

How many companies in Japan are tracked on Indexed?

Indexed tracks 1,759 companies headquartered in Japan, sorted by total funding raised.

How much funding have companies in Japan raised in total?

Companies in Japan tracked by Indexed have collectively raised $40.0B in documented funding.

What are the top-funded companies in Japan?

The most-funded companies from Japan tracked include Rapidus, Works Human Intelligence, Topcon Corporation.

Who are the top investors in Japan?

Leading investors active in Japan include Global Brain, SBI Investment, Sony.

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