Kitakyushu is a major industrial city in southwestern Japan, located on the island of Kyushu, and is known for its steel and automotive industries.

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.

The karaoke machine, which was invented by Daisuke Inoue in 1971, has become a popular form of entertainment worldwide.