About HAX Tokyo
An accelerator for Japanese hardware and technology startups.
HAX Tokyo is the Japan team of HAX, the accelerator program run by SOSV, a North American venture capital firm. We discover promising deep tech startups in Japan, support open innovation initiatives by Japanese companies and universities, and help deep tech startups backed by SOSV expand into Asia.
Discovering promising deep tech startups in Japan and connecting them to SOSV programs
Through mentoring on fundraising and business planning, we recommend startups that are a strong fit for SOSV and its programs. SOSV accepts applications year-round, and we are happy to answer questions about applying from Japan.
Supporting collaboration between SOSV portfolio companies and Japanese corporations
We help SOSV-backed deep tech startups enter the Japanese market and partner with Japanese companies. We also welcome inquiries from Japanese corporations interested in working with SOSV.
SOSVとは
First Check in Deep Tech®
SOSV is a venture capital firm that invests in deep tech startups commercializing advanced technologies. We support startups continuously, from early fundraising through manufacturing scale-up, business development, and follow-on financing.
SOSV Track Record
30+ years
Investing in seed and early-stage startups
800+ companies
Invested in a wide range of startups, with a focus on deep tech
$7.5 billion
Total capital raised by portfolio companies (2021-2025)
About 60 teams per year
New investments selected from thousands of applications each year
Focus Areas
SOSV invests in deep tech startups primarily in the following areas.
AI & Semiconductors
Materials
Resource & Energy Security, GX
Information & Communications
Biotechnology
Plasma & Fusion
Quantum Technology
Advanced Medicine
Food Tech
A full list of SOSV portfolio companies is available on the SOSV website.
Locations & Programs
SOSV has investment teams and R&D labs in New York, Newark, and San Francisco, where it runs programs for its portfolio startups. In Tokyo, Pune (India), and Shenzhen (China), SOSV supports portfolio companies mainly with business development, product design, and mass production.
HAX
Newark
Focus areas
Mineral resources, GX, DX, robotics, next-generation fuels
Facilities
Workspace equipped with machine tools and lab equipment, office areas, and event space. About 5,252 square meters in total.
SOSV NY
New York
Focus areas
Life sciences, diagnostics & therapeutics, biotech, food, agriculture, drug delivery
Facilities
Wet labs with a full range of lab equipment, office areas, and event space. About 2,322 square meters in total.
SOSV SF
San Francisco
Focus areas
Deep tech in general
Facilities
Wet labs with a full range of lab equipment, office areas, and event space. About 3,252 square meters in total.
Program Flow
Portfolio startups spend four to six months on site, developing their products and businesses with support from SOSV staff and access to desks, labs, and other facilities. SOSV invests up to $550,000 per company.
Step1
Onboarding
From program start
Business planning, defining target customers, and more
Step2
Product & Business Development
Up to Day 120
Prototyping, supply chain support including parts sourcing, support from technical staff, and more
Step3
Growth & Fundraising
Day 120 to Day 180
Preparing to raise capital from investors, business development, preparing for manufacturing and mass production, and more
Step4
Post-Program Support
Day 180 onward
Follow-on investment decisions, support for international expansion, access to the alumni community, and more
Organization
HAX Tokyo is jointly operated by SOSV, Sumitomo Corporation, and SCSK.
