Ironical fate.

The sleeping car of the 20 series was filled with glory and fame. The sleeping car of the 20 series was famous for graceful vehicles and dignity. However, it was used only on the main line at first. Then, a new sleeping car was required to promise the local route a comfortable journey. The sleeping car of 14 series was able to separate the organization of some coaches. That is because the dynamo was carried under the floor of some of the sleeping cars. However, its reputation was terrible. Rationalization was following the sleeping car of the 14 series. Therefore, the interior in the car was inelegant. It was also for the prevention of a fire from careless danger of cigarettes.


The diesel generator carried the same engine as the engine of a diesel car. Therefore, the complaint occurred from passengers who were not able to sleep. Furthermore, a fearful accident, which JNR did not expect, occurred. It happened during the night of a cold day of winter on November 6, 1972. It started its journey in Fukui Prefecture in Hokuriku District in Japan. The express KITAGUNI which is a No. 501 train of the arrival at Aomori Station from Osaka Station left Tsuruga Station in Fukui Prefecture at the scheduled time. The cursed darkness was waiting in the direction of the movement of the Express KITAGUNI in the Hokuriku tunnel which is 13870m in length and built by JNR in 1962.