TIER IV
Yokohama, Tokyo, Japan · Automotive, Manufacturing, Software
TIER IV stands at the forefront of deep-tech innovation, pioneering Autoware, open-source software for autonomous driving. With a comprehensive suite of platforms and services built on Autoware, TIER IV provides everything from software development and vehicle procurement to operational support. Through the Autoware ecosystem, TIER IV works with partners worldwide to shape the future of intellige
Key facts
- Headquarters
- Yokohama, Tokyo, Japan
- Employees
- 300
- Industries
- Automotive, Manufacturing, Software
- Status
- Private
- Website
- tier4.jp
- Company page
Recent activity at TIER IV
- : TIER IV launches two new wide-angle MP camera models for commercial-scale Level 4 autonomy.
- : TIER IV launched the MP camera series optimized for commercial-scale Level 4 autonomous driving to enhance imaging applications.
- : TIER IV and Isuzu have launched Level 4 autonomous buses powered by NVIDIA DRIVE Hyperion, enhancing autonomous transit solutions.
- : TIER IV and JR Central form partnership to enhance regional mobility through autonomous driving solutions.
- : TIER IV partners with Elm to enhance autonomous mobility in Saudi Arabia.
- : TIER IV Launches Innovative Robotaxi Pilot Tests in Tokyo to Enhance Autonomous Driving Services.
- : TIER IV and Hitachi Astemo Launch Joint Initiative for Autonomous Driving Systems with SOAFEE-compliant SDV Architecture
- : TIER IV secures $54 million in Series B funding to deploy Level 4 autonomous driving systems across Japan
TIER IV funding history
| Date | Round | Amount |
|---|---|---|
| Jun 2024 | Series B | $54.0M |
Leadership
- Satoshi Sakaguchi, Chief Financial Officer
- Shinpei Kato, Founder
Verified email and direct lines for TIER IV’s decision-makers are on Fundz. See plans — or book a 15-minute walkthrough.
TIER IV in the news
- TIER IV to jointly develop next-generation development platform with Astemo, accelerating E2E autonomous driving AI with Co-MLOps solution - ティアフォー（Tier IV） (Aug 05, 2026)
- TIER IV expands MP camera series with wide-angle models for peripheral sensing - PR Newswire (Sep 30, 2026)
- TIER IV to exhibit Toyota’s e-Palette and autonomous bus service at SusHi Tech Tokyo 2026 - ティアフォー（Tier IV） (Apr 23, 2026)
- /C O R R E C T I O N -- TIER IV, Inc./ - PR Newswire (Mar 20, 2026)
- TIER IV accelerates AI-based Level 4 autonomous driving with NVIDIA's reasoning-based AI and world foundation models - PR Newswire (Mar 18, 2026)
- Strengthening Autoware for the next decade - ティアフォー（Tier IV） (Dec 23, 2025)
- TIER IV and Newmo partner on made-in-Japan robotaxi service - TIER IV (Jul 02, 2025)
- TIER IV to develop large-scale dataset for autonomous driving under NEDO project - PR Newswire (Dec 25, 2025)
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About TIER IV: questions and answers
What does TIER IV do?
TIER IV stands at the forefront of deep-tech innovation, pioneering Autoware, open-source software for autonomous driving. With a comprehensive suite of platforms and services built on Autoware, TIER IV provides everything from software development and vehicle procurement to operational support. Through the Autoware ecosystem, TIER IV works with partners worldwide to shape the future of intellige
Where is TIER IV headquartered?
TIER IV is headquartered in Yokohama, Tokyo, Japan.
How many employees does TIER IV have?
TIER IV has about 300 employees.
Has TIER IV raised funding?
Yes. Fundz has recorded 1 funding event for TIER IV. The most recent, Series B of $54.0M, was in Jun 2024.
Who leads TIER IV?
Shinpei Kato is a Founder at TIER IV.
What is the latest news on TIER IV?
On Sep 30, 2026, TIER IV launches two new wide-angle MP camera models for commercial-scale Level 4 autonomy.
Source: Fundz records from SEC filings, press releases and company announcements. How Fundz measures data accuracy