Japan’s Economy, Trade and Industry Ministry has announced plans to test driverless buses beginning fiscal 2027. The program will introduce remote monitoring systems to automate both driving and passenger assistance functions. Furthermore, the initiative targets Level 4 driving automation, meaning human intervention becomes unnecessary under specific operating conditions. Consequently, Japan takes a significant step toward deploying fully autonomous public transportation on standard bus routes.
Applications for testing participation open until July 29 for bus operators, commercial vehicle makers, and remote monitoring system developers. This broad eligibility signals the ministry’s intent to build a diverse and competitive testing ecosystem. Additionally, companies developing automated passenger service systems can also apply to join the program. The open application process encourages industry-wide collaboration across multiple transportation and technology sectors simultaneously.
Japan has previously conducted Level 4 autonomous vehicle tests, but only for small vehicles or with a driver present onboard. Scaling this technology to standard full-size buses presents considerably more complex engineering and safety challenges. Moreover, passenger buses require entirely new automated systems beyond basic driving functions alone. These include automated door opening and closing mechanisms and digital destination display systems for passenger information.
The ministry plans to verify driverless technology specifically on standard-sized buses to assess future large-scale adoption viability. Remote monitoring systems will allow off-site operators to oversee vehicle performance without physical presence on the bus. Furthermore, passenger assistance automation must meet strict safety standards before authorities consider broader commercial deployment. Therefore, the testing phase serves as a critical evaluation period for both technical performance and regulatory compliance.
The driverless buses initiative addresses several pressing challenges facing Japan’s public transportation sector. Driver shortages, an aging population, and rural connectivity gaps all create strong demand for automated transit solutions. Furthermore, successful Level 4 bus deployment could significantly reduce operational costs for municipal transport operators across the country. Going forward, the ministry’s findings from fiscal 2027 testing will inform policy decisions about nationwide driverless bus adoption timelines and safety frameworks.

