TNX Oh Sung-jun Biography: Profile, Net Worth 2025, Career, and Background

Profile:

Stage Name: Sungjun (성준)  

Birth Name: Oh Sungjun (오성준)  

Birthday: August 30, 2005 

Nationality: South Korean 

Oh Sung-jun, a member of the rising K-pop group TNX, has quickly captured the attention of music fans worldwide with his charm, talent, and unique appeal. A major player in TNX, Oh Sung-jun's path to popularity emphasises commitment, talent, and his innate ability to touch listeners with music and performance.

Born in South Korea, Sung-jun has claimed his place as one of the most promising new stars in the cutthroat K-pop industry. With a solid career trajectory and an expanding fanbase, he has already begun to carve out his own legacy in the world of K-pop.

 Early Life and Background:

Oh Sung-jun was born on November 13, 2001, in South Korea, although facts regarding his family and childhood have been kept hidden for the most part. Growing up, Sung-jun was always interested about music and entertainment, a passion that eventually pushed him to pursue a career in K-pop. His enthusiasm in dancing, singing, and performing were obvious at a young age, and it didn’t take long before he chose to achieve his aspirations by entering the intense world of South Korean entertainment.

Before joining TNX, Oh Sung-jun had some exposure as a trainee under several entertainment companies, but it was through his hard work and determination that he would eventually make his imprint in the industry. His natural stage presence, vocal ability, and diversified skill set have made him an enticing figure for followers of all ages.

 Career:

Oh Sung-jun's career hit a new height in 2022 when he became a member of TNX (pronounced as "Ten X"), a boy group formed by P Nation, a South Korean entertainment business founded by famed musician Psy. TNX debuted on May 17, 2022, with their extended play (EP) titled "Way Up", which displayed their tremendous performances and confirmed their place in the K-pop scene.

Leading vocalist and dancer Sung-jun's participation in the group helps to define the group's unique sound by combining catchy songs with robust performances. Oh Sung-jun, a TNX member, has been praised for his flawless vocals, great charm, and versatility in adjusting to pop, R&B, and hip-hop among other musical genres.

Both domestically and internationally, the group's debut was greeted with great excitement; TNX soon developed a devoted following. Following their initial release, "Way Up," the group's image as one of the bright young boy bands in the K-pop scene was further cemented with numerous more hit singles and albums.

As TNX's singles and music videos attracted millions of views on sites like YouTube and their performances at different music events received compliments for their professionalism and stage presence, Oh Sung-jun's popularity shot. He was a fan favourite because of his mix of young vitality and mature vocals; many complimented his talent and charm.

Oh Sung-jun has appeared in a range of media including variety shows, interviews, and special events as part of TNX's increasing success, therefore broadening his appeal beyond of music lovers.

Achievements with TNX:

Though a relatively young group, TNX has had a significant amount of success since its debut mostly due to the skills of members like Oh Sung-jun. Among their prominent successes are:

The title song of the debut EP, Way Up, attracted a lot of attention and demonstrated the members' capacity to interact with their audience with energetic performances and engaging choruses.
TNX has had a consistent rise in worldwide fans and awareness with every release, especially in areas like Southeast Asia and Japan where K-pop is rather famous.
Along with the other TNX members, Sung-jun took part in variety events where he could highlight his personality away from music. These appearances helped the group to become more approachable and strengthen the bonds with its supporters.

Net Worth 2025:

With a major amount of Oh Sung-jun's net worth coming from his music business, brand endorsements, and other entertainment-related activities, his net worth as of 2025 falls between $1 million and $2 million USD. He has also participated in various endorsements and advertising campaigns as a TNX member, which has helped him to acquire increasing riches.

Although the largely private nature of the contracts between celebrities and entertainment firms makes precise numbers on his income challenging to identify, Sung-jun's fame is clearly translating into financial success. His rising popularity in the entertainment scene along with TNX's success guarantees that his net worth will probably keep rising in the next years.

Personal Life and Interests:

Though Oh Sung-jun prefers to keep his personal life secret, he is known to be driven about music, exercise, and upholding a good image for his fans. On social media, he interacts with admirers and provides them peeks into his life as an idol. Whether it's in singing, dancing, or even acting, Sung-jun is also driven on his career and talent development, just as many K-pop stars are.

He has discussed in interviews his wish to keep developing as an artist and finally venture into several spheres of the entertainment business. Often referencing his supporters as the source of his strength and inspiration, Sung-jun has acknowledged his thanks for their support.

Though he has kept many of his interests and personal activities quite secret due to the rigours of his hectic schedule, he has also showed an interest in cooking, photography, and travel.

Future Prospects:

For Oh Sung-jun, the future seems bright ahead in 2025 and beyond. As TNX keeps becoming more and more popular as well as in terms of musical output, Sung-jun's position in the group will probably change going ahead on fresh projects. His artistic and entertainment career points to his potential to join other fields, including acting or solo music releases.

Oh Sung-jun is clearly going to remain a major player in the K-pop scene for years to come given his work ethic, appeal, and natural ability. The next destination of his journey excites fans, and it seems likely that his impact will only grow in the next years.