SEOUL — The industry of fandom in South Korea is growing at a rapid speed. In order to support the singer, actor, comedian, and idol groups that they like, fans spend various amount of money. The amount and the usage of money for supporting the singer, actor, comedian, and idol group have changed as time passed by. In the 1990s, several idol groups came out to the entertainment field. They attracted fans with their features, singing and dancing abilities, and bright personalities.