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Top Companies in Japan

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

Sansan

Sansan is a cloud-based contact and business card management platform that centralizes customer d...

Tokyo, Japan1001–5000SaaS
Series DTotal funding$38.0MAug 2017
Starlight Engine

Starlight Engine leads the FAST project to extract fusion energy from burning plasma and demonstr...

Tokyo, Japan1–10Climate Tech
SeedTotal funding$37.4MJul 2026
Tailor

Highly Customizable Headless ERP

Tokyo, Japan11–50Developer Tools, SaaS
Series ATotal funding$37.0MNov 2025
Minma

Minma operates Curama, a Japanese online marketplace connecting consumers with local home service...

Tokyo, Japan51–200E-Commerce
Series CTotal funding$36.0MJan 2020
JPYC

FinTech in Japan

Chiyoda, Japan11–50Crypto & Web3, Fintech
Extension RoundTotal funding$35.9MAug 2026
Allm

Medical collaboration app (Join) connecting physicians

Tokyo, Japan51–200Healthcare
Series ATotal funding$35.2MApr 2021
Aillis

Aillis develops AI medical devices that use throat photographs and patient interview information ...

Tokyo, Japan51–200Artificial Intelligence, Healthcare
Series DTotal funding$35.0MNov 2024
EneCoat Technologies

Kyoto University spinout developing perovskite solar cell technology

Kyoto, Japan11–50Climate Tech
Series CTotal funding$35.0MJul 2024
Happy Elements

Mobile game studio (Ensemble Stars)

Kyoto, Japan51–200Mobile, Gaming
Series BTotal funding$35.0MOct 2011
SoracomAcquired

IoT Platform for Data Communication

Tokyo, Japan51–200SaaS
Venture RoundTotal funding$33.8MJan 2021
Ulysses

Kaminashi provides a no-code field-reporting system that turns workplace management checklists an...

Tokyo, Japan51–200Productivity, SaaS
Series BTotal funding$33.8MMar 2023
Cellusion

Medical (medical devices, drug discovery) - Middle to Growth

Tokyo, Japan11–50Biotech, Healthcare
Series CTotal funding$33.6MJun 2023
Mico

Japanese AI-driven communication platform optimizing customer interactions via LINE and SMS for b...

Tokyo, Japan201–500Artificial Intelligence, SaaS
Series BTotal funding$33.6MDec 2023
C4U CORPORATION

Medical (medical devices, drug discovery) - Middle to Growth

Osaka, JapanBiotech, Drug Discovery
GrantTotal funding$33.5MJun 2025
double jump.tokyo

Developing blockchain-based games and applications

Tokyo, Japan51–200Artificial Intelligence, Crypto & Web3
Venture RoundTotal funding$33.0MAug 2024
QD Laser

Develops quantum dot lasers and optical devices including glasses for low vision patients

Kawasaki, Japan51–200Semiconductors
Venture RoundTotal funding$33.0MApr 2019
Metagen Therapeutics

Medical services and drug discovery based on gut microbiome science

Tsuruoka, Japan11–50Biotech, Healthcare
Series BTotal funding$32.8MFeb 2026
ALE

Investment portfolio company

Tokyo, Japan11–50Space Tech
Venture RoundTotal funding$32.0MMar 2021
forest

forest is a technology-driven e-commerce company for D2C brands.

Shibuya, Japan51–200E-Commerce, Marketing Tech
SeedTotal funding$32.0MNov 2021
MiRESSO

Climate tech in Japan

Misawa, Japan1–10Climate Tech
Series ATotal funding$31.6MFeb 2026
Floadia Corporation

Non-volatile memory IP business

Tokyo, Japan11–50Artificial Intelligence
Series DTotal funding$31.5MJan 2023
Solafune

Satellite data analysis competition platform for hackers

Tokyo, Japan11–50Artificial Intelligence, Defense Tech
Series ATotal funding$31.3MMar 2026
Boston Medical Sciences

Healthcare in Japan

Tokyo, Japan1–10Biotech, Healthcare
Series ATotal funding$31.0MApr 2026
Metcela

Metcela is a Japanese biotech company focused on cell therapy and regenerative medicine research.

Tokyo, Japan11–50Biotech
Series CTotal funding$30.7MJun 2022
BALLAS

AI-powered end-to-end supply chain platform.

Tokyo, Japan11–50Artificial Intelligence, Supply Chain
Series BTotal funding$30.3MApr 2026