Oh, they do have some of these problems. The Chuo line (中央線, Chūō-sen) in Tokyo used to be famous for suicides. People would avoid the line, because it was quit

Oh, they do have some of these problems. The Chuo line (中央線, Chūō-sen) in Tokyo used to be famous for suicides. People would avoid the line, because it was quite probable that there would be delays. But in general the trains run really well, and an avoidable mistake is really rare.