Boasting an estimated net worth of US$100 million, Kim Jae-joong is Korea’s richest K-pop idol. However, reaching millionaire status didn’t come easy for the 34-year-old multi-hyphenate entertainer. View this post on Instagram A post shared by J_JUN 김재중 ジェジュン (@jj_1986_jj) on Mar 1, 2020 at 11:29pm PST At 15, Kim moved to Seoul to audition at SM entertainment. He had to work part-time jobs to support himself and pay rent and training fees. In 2003, he became the lead vocalist of boy band TVXQ . The group disbanded in 2010, with Kim and two other former members, Park Yoo-chun and Kim Jun-su, forming JYJ. Blackpink before the fame: the origins of Jennie, Rosé, Lisa and Jisoo While JYJ enjoyed international acclaim, Kim Jae-joong also found success as a solo artist, selling half a million albums in 2017. View this post on Instagram A post shared by J_JUN 김재중 ジェジュン (@jj_1986_jj) on Aug 22, 2020 at 1:08am PDT He also crossed over into acting and has recently starred in K-dramas Triangle (2014) and Spy (2015), and after his mandatory military service, he made a comeback in the 2017 TV drama Manhole . Will Blackpink’s Jisoo succeed as a K-drama actress – or fail? Here’s how the wealthiest K-pop idol spends his millions: He invests in real estate [PIC+INFO] 150511 Kim Jaejoong's building purchased in Seocho-dong is named "J.Line-Building" http://t.co/XQfrhBLuqn pic.twitter.com/m8EzCBWhbg — JYJ3 (@jyj3official) May 11, 2015 Like Song Hye-kyo and Jun Ji-hyun, Korea’s highest paid actresses, Kim isn’t afraid to splash his money on buildings and flats. AllKpop lists all of his properties. In 2012, he bought a US$2.5 million flat in Samsung-dong and a US$7 million building in Seocho-dong, renting them at US$4,900 and US$35,000 per month respectively. What’s hot in K-pop: the latest news from BTS, Monsta X and more Two years later, he bought a US$7 million building (named the J.Line Building) in Seocho-dong and then a US$2 million luxury flat in Seongsu-dong in 2017. He also seems to be bitten by the entrepreneurial bug. He owns a number of cafes, bars, and restaurants: Cafe J-Holic and Coffee Cojjee in Samsung-dong and Holic J-bar and Japanese restaurant Bum’s Story in Gangnam. Outside Korea, he owns Kave mall in Shibuya, Tokyo and lets the third and fourth floors at US$40,000. Idols finishing military service and sasaeng fans – STYLE’s top K-pop scoops He collects luxury cars Jaejoong's Cars collection! Cr.0000025Mikako #ジェジュン #Sign #np pic.twitter.com/gLyuaDDLxC — Jaefans* Global™ (@Jaefans_Global) July 11, 2018 With the money he acquires from renting properties, it’s no surprise that Kim Jae-joong also owns a luxury car collection. According to the same AllKpop report, he has six expensive cars: Lamborghini Murcielago LP640 (US$520,000), Bentley Continental, (US$300,000), Mitsuoka Himiko (US$115,000), Audi R8 (US$240,000), Rolls-Royce Wraith (US$460,000) and Ferrari 458 (US$280,000). Down and out in Seoul: 5 rags to riches K-pop superstar stories He bought a luxury flat and owns rare art pieces Aside from the US$2 million flat he bought in Seongsu-dong, it was revealed in a Japanese TV show that he bought another flat at US$4.4 million. As if that’s not enough, he owns the top three floors of the building that houses his flat. BTS and Blackpink take on America, but is this the best they have to offer? The luxury apartment wouldn’t be complete without the furniture pieces and artworks Kim has bought. It includes a US$44,000 marble dining table, US$35,000 carpet and a Yayoi Kusama pumpkin artwork, which cost US$178, 000. Want more stories like this? Sign up here . Follow STYLE on Facebook , Instagram , YouTube and Twitter .