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.
In contrast, the Tōyō Rapid Railway's vehicles (specifically the Tōyō Rapid 2000 series) do not have the necessary safety equipment (ATS-P), so they cannot run on the Chūō–Sōbu Line, which relies heavily on this technology.