Many employees and workers used to be working hard to support the accurate train schedules before, and thus addressing the problem locally even for disruptions in the time schedule; however, due to reduction and rationalization of personnel and unification of instructions, it is getting more difficult to implement finely-tuned operation management in recent years.
-以前は、列車の正確な運行を支えるため、多くの社員・職員が努力していたほか、ダイヤが乱れた場合でも、局所的な対応で間に合う場合も多かったが、近年は要員の削減や合理化、指令の一元化などにより、きめ細かな運転整理が難しくなっている。