https://www.boredpanda.com/traveling-japanese-trains-inside-look/
The 1960s saw great improvement in Japan’s economy, including the railways. The first modern high-speed rail line opened in 1964 and many limited express trains and overnight trains started to cross the nation. After the popularity of Japanese sleeper trains peaked in the 70s, however, the country’s expanding network of bullet trains, domestic air routes, and cheaper night buses have nearly wiped out this way of travel.
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