Nagoya is Japan's fourth-largest city and a major industrial center, with a population of over 9 million people in the greater Nagoya area.

The Great Kanto Earthquake of 1923 caused widespread destruction in Tokyo and killed over 100,000 people.

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.