However, due to Tōyō Rapid Railway vehicles (namely the Tōyō Rapid 2000 series) not being equipped with ATS-P, they can not operate on the Chūō–Sōbu Line, which uses this method of safety equipment.
However, due to the Tōyō Rapid Railway's vehicles (particularly the Tōyō Rapid 2000 series) being equipped with outdated safety systems, they cannot operate on the Chūō–Sōbu Line, which utilizes ATS-P for its safety features.