A bullet train made an emergency stop near a station in Tokyo on Thursday after two cars decoupled, leading to a 3-hour suspension of bullet train services in eastern Japan and raising safety concerns as the incident was the second of its kind for the Tohoku Shinkansen Line in less than six months.The disconnection involved the Hayabusa and Komachi high-speed trains on the shinkansen line that links Tokyo to northeastern Japan, similar to the previous decoupling in September. No one was injured in the incident.JR East, which is the only operator that couples trains with different compositio…READ FULL ARTICLE