Soba, a type of thin noodle made from buckwheat flour, is a popular Japanese dish that is often served cold with dipping sauce.
The bullet train (Shinkansen), which began operation in 1964, was the first high-speed train system in the world and is still one of the fastest.
Yokohama is Japan's second-largest city and a major port city located south of Tokyo, with a population of over 3.7 million people.