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Top Companies in Japan

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

ANDPAD

ANDPAD is a cloud construction project management platform that unifies site operations and busin...

Tokyo, Japan201–500Construction, PropTech
Series DTotal funding$147.5MSep 2022
AculysAcquired

Clinical-stage biopharmaceutical company focused on neurology treatments in Japan, working to eli...

Tokyo, Japan11–50Biotech
Series CTotal funding$141.6MMar 2025
Playco

Playco is the world's first instant gaming company, building games people can play together acros...

Tokyo, Japan51–200Gaming
Corporate RoundTotal funding$140.0MJan 2022
Astroscale

Global on-orbit servicing company that provides trusted, value-driven solutions through local com...

Tokyo, Japan201–500Defense Tech, Space Tech
Growth EquityTotal funding$133.5MMay 2026
Tier IV

Japanese autonomous driving company developing open-source software (Autoware) to advance self-dr...

Tokyo, JapanArtificial Intelligence
Series ATotal funding$130.5MMay 2019
Josys

Corporate IT SaaS Platform

Tokyo, Japan201–500Cybersecurity, SaaS
Series BTotal funding$125.0MSep 2023
AI Medical Services

Japanese medtech company developing AI-powered endoscopy diagnostic tools to detect gastrointesti...

Tokyo, Japan51–200Artificial Intelligence, Diagnostics
Series BTotal funding$121.9MOct 2019
AppierIPO

AI-powered marketing SaaS platform that helps brands and retailers improve customer acquisition, ...

Tokyo, Japan501–1000Adtech, Artificial Intelligence
Series DTotal funding$119.5MNov 2019
NOT A HOTEL

Real estate in Japan

Tokyo, Japan201–500Real Estate
Series CTotal funding$116.8MJan 2026
MercariIPO

Japanese mobile marketplace app for peer-to-peer buying and selling of secondhand goods

Tokyo, Japan1001–5000E-Commerce, Marketplace
Series DTotal funding$116.6MMar 2016
Enechain

enechain operates Japan's largest energy marketplace, where businesses trade electricity, fuels, ...

Tokyo, Japan51–200Energy, Fintech
Venture RoundTotal funding$113.9MApr 2026
Axelspace Holdings Corporation

New industries (space, quantum, Deep Tech) - After Market stage

Tokyo, Japan201–500Aerospace, Space Tech
Series DTotal funding$106.7MDec 2023
株式会社Mujin

Mujin provides intelligent robot controllers that automate technically difficult logistics and ma...

Tokyo, Japan201–500Computer Vision, SaaS
Series DTotal funding$104.0MDec 2025
Kyash

Mobile-first digital wallet and Visa prepaid card app in Japan offering payments, transfers, and ...

Tokyo, Japan51–200Banking, Financial Services
Series DTotal funding$100.2MMar 2022
METRICA

End-to-end IT solutions spanning system and AI agent development

JapanArtificial Intelligence, SaaS
Series BTotal funding$100.0MAug 2021
Atonarp

Atonarp develops mass spectrometers and ion mobility sensors that unlock molecular insights for s...

Tokyo, Japan11–50Diagnostics, Industrials
Series DTotal funding$99.0MMay 2021
Data X

Data-X offers a solution called ‘b-dash’, an integrated data-driven marketing SaaS platform in Japan

Tokyo, JapanArtificial Intelligence, SaaS
Series DTotal funding$93.9MAug 2019
freeeIPO

Freee is an online accounting software for businesses.

Tokyo, Japan1001–5000Fintech, HR Tech
Series ETotal funding$85.1MAug 2018
Kyulux

Kyulux develops next-generation TADF and Hyperfluorescence OLED emitter systems based on technolo...

Fukuoka, Japan11–50Hardware
Series CTotal funding$85.1MDec 2023
Avegant

Avegant develops compact LED light engines that bring high-performance visuals to lightweight aug...

San Mateo, Japan11–50AR/VR, Hardware
Venture RoundTotal funding$81.3MMay 2025
HeartseedIPO

IPO exit from SMBC Venture Capital portfolio

Tokyo, Japan11–50Biotech, Healthcare
Series DTotal funding$77.6MMay 2023
Rapyuta Robotics

Cloud robotics platform enabling warehouse automation for logistics operations.

Tokyo, JapanRobotics
Series CTotal funding$77.4MApr 2022
Cinnamon

Tokyo-based enterprise AI startup automating document data extraction from unstructured documents...

Tokyo, Japan51–200Artificial Intelligence, Productivity
Series CTotal funding$77.0MOct 2025
Gumi

Gumi creates new content and services using blockchain and XR technologies, delivering different ...

Tokyo, Japan501–1000Gaming, Mobile
Series FTotal funding$75.0MDec 2011
newmo

newmo is a mobility platform for rideshare and taxi allocation.

Minato, Japan51–200Mobility, Transportation
Series ATotal funding$74.5MOct 2024