Jang Keun-suk

In 2018, Jang returned to the small screen with the drama Switch - Change the World, playing double roles as a prosecutor and a con artist.

Jang started his mandatory military service on July 16, 2018. He serves as a social office worker following his diagnosis of bipolar disorder in 2011, which classified him as ineligible for active duty in the military.

In 2017, Jang was cast in Kim Ki-duk's film Human, Space, Time and Human, about a journey to get to the root of human beings while testing the limits of human emotions, morality and ethics.

In August 2017, Jang dropped his 4th full-length album Voyage with a total of 14 songs, including three singles released in 2016. The album took second place on the Oricon daily and weekly charts, selling over 21,000 copies the first day.

In 2017, Jang was named honorary ambassador for the PyeongChang Olympics.

He expressed his desire to be recognized as an actor in Korea again, saying that "You may be a Hallyu star, but without a domestic base, it can feel empty." He announced that he will be selecting an "aggressive" range of movies and TV series to work on in 2016.

Jang made a successful comeback in 2016 with Mnet's music survival show Produce 101, where 101 trainee girls competing against each other for their debut. He acts as the host and mentor of the show, making significant contributions in introducing the program to viewers and making the program more suspenseful.

In August 2016, Jang released a new Japanese single titled "Darling, Darling". Jang then kicked off his Asia tour "It's Show Time", performing in Seoul, Japan and China. He went on to unveil two more singles, "Endless Summer" and "Dakishimetai" the same year.

In 2016, Jang was appointed as a public ambassador for the media art exhibition “Van Gogh Inside: Festival of Music and Light".

In 2016, Jang stated that he wished to create a charity foundation to take his philanthropic activities a step further.

Jang filmed the reality show Three Meals a Day: Fishing Village with Cha Seung-won and Yoo Hae-jin, which was supposed to air in January of 2015. But a supposed tax evasion controversy in which a fine was paid of ₩10 billion (US$9.27 million ) for his agency under-reporting taxes led to him dropping out of the program. He had previously been involved in similar rumors in October 2014 as well (though the rumor was denied). Though Jang was found not guilty as it was his agency's unintentional accounting mistake, he decided to leave the program and his scenes were edited out. He went on a hiatus in Korea after that, and focused largely on overseas activities.

In February 2015, Jang released his third solo album ‘Monochrome’ to celebrate his fifth anniversary in Japan. Monochrome placed third on both the ‘Oricon’ album daily and weekly chart. He also launched the 2015 "Jang Keun Suk The Cri Show 3" around Japan. The tour, which began with the Osaka concert on March 14, has completely sold out tickets for the 12 hall concerts in six cities (Osaka, Niigata, Fukuoka, Okayama, Shizuika, Hokkaido) and four arena concerts in two cities (Kobe, Tokyo), for a total of 16 concerts.

In September 2015, Jang held the "Jang Keun Suk Live in Seoul 2015" concert at the Changchun Stadium in Seoul. It was Jang's first solo concert in Korea in three years. On October 24 Jang held a concert in Shanghai which was a comeback concert in China since 2013, followed by 4 concerts in Japan in the end of November.

On 20 October 2015, Jang was appointed as one of the first domestic university "Sharing Professor" by Hanyang university. He held his first special lectures in December 2015.

His fanclub also makes donations frequently, such as to The Snail of Love, an organization that supports people with hearing impairments. and to the Namsanwon orphanage. In 2015, Jang volunteered at the said orphanage together with his fans.

In 2014, Jang project band, Team H, released its third full-length album titled Driving to the Highway consisting of fourteen tracks. The duo then embarked on a concert tour in Japan titled "Raining on the dance floor", which traveled to four different cities for a total of eight concerts.

In 2013, Jang starred in another series adapted from a manhwa, Pretty Man opposite IU.

In February 2013, Team H released their third album titled I Just Wanna Have Fun in both Japan and China, which consists of 12 electronic tracks. The duo held their first concert, 2013 Team H Party - I Just Wanna Have Fun in Japan; and embarked on a series of concert throughout China, Thailand, Taiwan and America.

In May 2013, Jang released his second Japanese album, Nature Boy, which consists of 11 tracks, including the promotional singles "Nature Boy" and "Indian Summer" as well as a self-written track titled "Love Letter". The album debuted at the top of the Oricon Daily Chart, selling 43,000 copies. From 2013 to 2014, Jang embarked on his first Zepp tour which traveled to different cities in Japan for a total of 14 concerts.

In March 2012, Team H released their second extended play Lounge H (The First Impression) exclusively in Japan. The album contained ten tracks of rock and electronic genre.

In May 2012, Jang released his first full-length Japanese album, titled Just Crazy. It debuted at No. 1 on the Oricon daily singles chart with 53,000 copies sold, and again topped the weekly singles chart with 88,009 copies sold. Jang became the first male artist to top the Oricon Weekly Chart with a debut album, and the first time in Oricon history for a foreign male artist to claim such a feat in Japan. An eight-page advertisement promoting the album was awarded a prize by the Japanese Press Association. Jang then embarked on his second Asia tour to promote the album.

Jang has been referred to as the "Prince of Asia" due to his overwhelming popularity in the region, particularly China and Japan. In 2012, Jang became the first Hallyu star to be featured on a Japanese stamp. In 2013, his followers on Chinese networking social site Weibo surpassed 10 million, the greatest number of followers on Weibo for a Korean celebrity.

Jang's first single as a singer, "Let Me Cry," was released by Pony Canyon in Japan on April 27, 2011. "Let Me Cry" debuted at number 1 on Japan's Oricon single charts, selling 119,149 copies on its first week of release, making him the first non-Japanese act to have the debut single to debut at number 1 on the charts. This won him Best New Artist in the 26th Japan Gold Disc Awards.

In September 2011, Jang teamed up with Big Brother (known as Team H) and released their first Chinese album, an EP titled The Lounge H Vol.1 in mainland China, Taiwan, Hong Kong and throughout Southeast Asia. The album eventually reached platinum sales. Team H later won Best Selling Album and Best Korean Album at the 2012 IFPI Hong Kong Record Sales Awards.

Jang was named promotional ambassador of the Nuclear Safety Summit in 2011.

Jang often donates to charitable causes; in 2011 he donated 10.1 million yen from his charity event for its earthquake and tsunami victims to the Japanese Red Cross; in 2012 he donated an unprecedented sum of 1.2 billion won to his school; in 2013 he donated 100 million won through UNICEF to help the victims of Typhoon Haiyan that devastated the Philippines. In 2017, it was revealed that he helped a Mongolian teenager get treatment for ovarian cancer in South Korea by helping to pay for the patient's trip and medical expenses.

In 2010, he starred opposite Moon Geun-young in the romantic comedy series Mary Stayed Out All Night. This was followed by another rom-com You're My Pet, adapted from the Japanese manga Kimi wa Petto in which a younger man willingly becomes the "pet" of a career woman (played by Kim Ha-neul). In 2011, Jang starred in the short film Budapest Diary, reportedly participated in the writing and location scouting for the film.

In 2010, Jang became the youngest to be named PR Ambassador for Seoul.

Jang gained more recognition after starring in You're Beautiful (2009), playing the leader of fictional K-pop band A.N.Jell, who falls in love with a fellow band member who is a girl pretending to be her twin brother (played by Park Shin-hye). The series gained a cult following, and earned high ratings in Japan.

In 2008, Jang would go on to act in two more music-inspired projects with the film Do Re Mi Fa So La Ti Do, and the MBC drama Beethoven Virus opposite Kim Myung-min, in which he played a trumpet player in an orchestra. He also starred in the KBS drama, Hong Gil-dong as the fictional brother of King Gwanghae who vies for Joseon's throne. Afterwards, he starred opposite Moon Mason in the movie Baby and I.

In 2007, Jang was cast in the rock music-themed film The Happy Life, directed by Lee Joon-ik. Jang then co-hosted SBS's weekly live music show Inkigayo from February 25 to October 7, 2007.

In 2006, Jang debuted on the big screen in the Japanese horror film One Missed Call: Final where he played the role of a deaf boy. He next played the first love of famous gisaeng Hwang Jini (played by Ha Ji-won) in the period drama Hwang Jini.

In 2005, Jang played the president's son in the SBS drama Lovers in Prague.

In junior high school, Jang went to school in New Zealand, where he attended Nelson College in 2003, to learn English and Japanese.

Jang made his acting debut in the 1997 HBS (now Channel CGV) sitcom Selling Happiness. He then continued to work in television as a child actor. Studying in New Zealand at the time, a role in the popular MBC sitcom Nonstop 4 brought him back to South Korea.

Jang then worked with TV director Yoon Seok-ho on the melodrama series Love Rain, in which he and costar Im Yoon-ah played dual roles in the 1970s and 2012. The drama garnered much positive overseas interest and was sold to Japan for $10 million, the second highest price for a KBS drama at the time, partly due to Jang's popularity.