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.
Japan invaded Manchuria in 1931, which marked the beginning of its aggressive expansion in Asia prior to World War II.
Dragon Ball, created by Akira Toriyama in 1984, is one of the most popular and influential anime franchises of all time, and has inspired numerous spin-offs, video games, and merchandise.