Japan - Active
TIER IV
Tokyo-based autonomous driving software company behind Autoware. It ran robotaxi pilots with JPN TAXI vehicles in Odaiba and Nishi-Shinjuku in late 2024, unveiled a steering-wheel-free robotaxi prototype in 2025 and supplies technology to partners such as newmo rather than running its own commercial robotaxi service.
- Headquarters
- Tokyo, Japan
- Parent
- not published
- Backers and partners
- newmo (robotaxi partner)
- Founded
- not published
- Vehicles
- JPN TAXI (pilot), Robotaxi prototype without steering wheel or pedals
- Technology
- Founding member of the Autoware Foundation; builds on the open-source Autoware stack and shares a robotaxi reference design with partners.
- Website
- tier4.co.jp/en
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Profile sources (3)
- TIER IV conducts robotaxi pilot tests in Tokyo - TIER IV / PR Newswire, 17 Feb 2025
- TIER IV unveils robotaxi prototype, shares design to accelerate industry adoption - TIER IV, 21 Mar 2025
- TIER IV and Newmo partner on made-in-Japan robotaxi service - Automotive World, 2 Jul 2025
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