Kim Jaejoong revealed his thoughts on the entertainment business. In the video titled "Breaking Through a Dense Schedule: Jaejoong Appears for a Drunken Talk" on the YouTube channel 'PangPang Lawyer,' run by a lawyer, Kim Jaejoong explained the changes in his physique and how he manages his stamina. He said, "I usually don't do it much, but recently I started doing some weight training at home," adding, "I gained about 3 to 4 kilograms."

Regarding stamina management, Kim Jaejoong mentioned, "It's called the Stairway to Heaven; I keep going up and down the stairs at home, and my body has become stronger." However, he added, "If I have a beer toast once, the muscle loss will happen again." When asked about alcohol, Kim Jaejoong replied, "I personally like drinking, and since I work in the makgeolli business, I end up drinking."

Questions about capital raising when starting the entertainment business followed. Kim Jaejoong said, "At first, I had no capital," and explained, "I just started with my own capital, and when I was doing IR, seniors who had gone through IPOs or owners running big companies often advised me, 'Wouldn't it be better if you didn't handle it yourself?'" He described the difference between himself and CEOs in the early stages of establishing an entertainment company, saying, "Since the company was newly established, when only CEOs come, most of the discussions are about numbers, and when explaining data, I think the depth of understanding differs somewhat."

Kim Jaejoong emphasized the uniqueness of his company compared to other entertainment companies, stating, "Since I actually founded the company, I think the advantages and benefits I can take are very important and give me confidence."

In this context, Kim Jaejoong previously mentioned his assets on Joo Woojae's YouTube channel. He claimed, "I sold cars and real estate that I had and bought other things, putting everything into it," adding, "Then I should have about one trillion won." However, he explained, "I can't earn that much," and "That kind of structure doesn't work."

These remarks from Kim Jaejoong reveal both his confidence and the realistic difficulties he faces in the entertainment business. Based on his experience, he runs his business and shared honest stories about managing his stamina and alcohol consumption. These statements show how he is establishing himself in the entertainment industry.

Kim Jaejoong stated that he will continue to strive to develop his business. Along with his passion for the entertainment business, he expressed his determination to take care of his health. This suggests that he is developing beyond just being an entertainer to becoming a businessman.

Kim Jaejoong's candid stories have received positive responses from many fans, and interest in his entertainment business is increasing. His future activities are expected to attract attention.