In 2003, Wizet developed MapleStory in Korea, which later became one of its most successful titles and has been serviced for more than two decades. Numerous other games followed such as Dark Ages: Online Roleplaying, Elemental Saga, QuizQuiz, KartRider, Elancia, and Shattered Galaxy some of which are maintained by a company spun off of Nexon, Kru Interactive. It developed and published its first title, Nexus: The Kingdom of the Winds, in 1996, which the company continues to service. Nexon (originally Korean: 주식회사 넥슨) was established in Seoul, South Korea on December 26, 1994. The company's largest shareholder is the investment firm NXC, also founded by Jung-ju. In 2005, the company moved its headquarters to Tokyo, Japan. Nexon was founded in Seoul, South Korea in 1994 by Kim Jung-ju and Jake Song.
Headquartered in Japan, the company has offices located in South Korea, the United States, Taiwan and Thailand. It publishes titles including MapleStory, Dungeon & Fighter, Sudden Attack, and KartRider.