Sapporo is the largest city on Japan's northern island of Hokkaido, and is known for its winter sports and beer.

Sword Art Online, created by Reki Kawahara in 2009, is a popular anime and light novel series that takes place in a virtual reality MMORPG world.

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.