10. Michael Bloomberg
Michael Bloomberg, who ranks 10th in the world's wealth with 47.4 billion U.S. dollars.
He started out as Wall Street Stockman and was abruptly dismissed at the age of 39 and started Bloomberg with six colleagues to develop a terminal that combines computer functions and financial information.
Later, he went on the rampage and was rolling in money thanks to the expansion of his business. He is also a successful businessman and politician.
8-9. Charles Cork, David Cork
Charles Coak and David Coak, otherwise known as the Coak Brothers, own the Coak Industries.
Cork Industries is an unlisted company and its information is hidden in the veil.
The two are ranked eighth in the world's richest 'joint' in their respective names, with assets amounting to $48.4 billion (about 55 trillion won).
7 Larry Ellison.
Larry Ellison is the man who aggressively grew up with Oracle, a database software company.
He is unique in his speech and behavior, having the same expression as "Silicon Valley's villain," "Samurai," and "The Viper."
He developed software that can be used in various operating systems in C language with strong drive and competitive edge.
For the first time in history, it was software that could run on any computer. His assets are $52.9 billion, or about 61 trillion won.
6. Carlos Slim Elu
Carlos Slim Elu, chairman of Mexico's telecommunications tycoon Tmax Telecom, has assets worth $565 billion.
Telmex supplies 92 percent of Mexico's fixed-line telephony, while Carlo's wireless carrier Telsele is a 70 percent market share in Mexico.
Born to a Lebanese-Mexican immigrant family, he received basic business practice from his father at age 12.
5. Mark Zuckerberg
Mark Zuckerberg is the youngest person to be ranked at the top 10 of the world's richest people with assets worth $57.5 billion.
4. Amancio Ortega
In September last year, Forbes reported that Amancio Ortega, the founder of Zara, ranked first in the world, beating Bill Gates.
On the real-time list of wealth posted on the Internet by Forbes, Ortega topped the list with net assets of 67 billion dollars.
3. Jeff Bezos
Jeff Bezos, 53, who is the second youngest among the top 1 billionaires after Mark Zuckerberg, is the CEO of Amazon. He started the online bookstore "Amazon" in 1995.
By continuously improving its interface, it has changed its business into a comprehensive e-commerce company rather than a bookstore because it has greatly expanded its products.
Its assets are worth $73.2 billion and about $84 trillion.
2. Warren Buffett
The current assets of billionaire Warren Buffett, known as Omaha's wise man and a natural asset for investment, amount to $78.7 billion, or about 91 trillion won.
He started investing at age 11 and bought farm land that he earned by delivering newspapers, while in high school he earned $6,000 in net worth of the pinball machine business, $1 million in assets at age 30 and $1 billion in wealth at age 56.
In his 80s, he has been rapidly driving up his fortune since he was 59.
1. Bill Gates
It's the Bill Gates you and I know.
Bill Gates, who has long been the founder of Microsoft, the great master of billionaires, and the richest man in the world, was the world's richest man from the mid-1990s.
Although Amancio Ortega is still threatened with the number one spot, he still remains at number one. The current assets amount to 86.5 billion dollars, and the current age is 60 years old.