Matsuyama is a city located on the island of Shikoku, and is known for its historic castle, hot springs, and literary history.

Tokyo is the political and economic center of Japan, and is home to the Tokyo Stock Exchange and the headquarters of many major corporations.

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.