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Kikuchi Naoe is a struggling manga artist in need of work. She lucks out when she runs into a travel writer and is asked to tag along. He turns out to be Yokomi Hirohiko, the Japan's biggest train enthusiast. In 1995, he visited all 4636 JR train stations. Now he is going to visit the remaining 5207 private stations. Kikuchi, despite her inital horror at her task, is stuck, as her boss is a huge train geek too. Thus, having few other options, she resigns herself to trying it out and henceforth accompanies Yokomi on his journey around Japan.
In the 17th century, an Italian engineer named Giovanni Branca invented a mechanism that used steam to power mortars and pestles. In the 18th century, the English inventor Thomas Newcomen created the world's first steam engine, which was used to pump water in mines. Then, 50 years later, the French inventor Nicolas-Joseph Cugnot invented the first automobile - a wagon with a steam-engine attached to it. Forty years after that, the British inventor Richard Trevithick built a steam-powered vehicle that ran on tracks. Then, the British engineer George Stephenson built the first steam locomotive...