[5][6] It was simultaneously broadcast through TV Asahi and Abema in Japan, and TikTok in other parts of the world, and is also available for streaming on TVING in South Korea and on Viki in selected regions.

[4][7] Hosted by Lee Seung-gi, the program provided a stage for already debuted K-pop boy bands to once again prove their skills to audiences outside of South Korea and compete for the "Worldwide Idol" title.

The final Top 6 teams got the special benefit of having their names disclosed while performing on the show and held a concert.

[8] The winning team, Vanner received a monetary prize of ₩300 million, an album release, and a global showcase.

[9] JTBC released a teaser video for Peak Time on June 20, 2022, in hopes of recruiting already debuted K-pop boy bands to participate in the show.

[1] Under the supervision of JTBC chief producer Yoon Hyun-joon and production director Ma Geon-young, who were both also involved in the production of the successful reality singing competition show Sing Again, the program aims to revitalize the careers of lesser-known Korean idols, regardless of their debut year.

In regards to choosing Lee, the production team noted his excellent wit and hosting skills during Sing Again, as well as his ability to sympathize well with the contestants, often providing musical advice, being a musician himself.

[15][16] The panel also includes Jay Park, Kim Sung-kyu, Lee Gi-kwang, Tiffany Young, SM Entertainment performance director Shim Jae-won, as well as prominent songwriter and producer Ryan S.

[14][15][16] Regarding their roles as judges, Jhun aims to instill the importance of teamwork in the contestants,[17] while Young hopes to impart the skills that she has learned through her experiences as a K-pop idol.

[11] Moonbyul joined the panel starting from the second round after Mino stepped down to fulfill his mandatory military service.

[26][27] In a press release from March 9, the producers of Peak Time condemned school bullying and violence and stated that they are leading a "careful investigation" on the allegations to "clearly understand what [had] happened".

[25][32] Full versions of the team performances were uploaded to the official Peak Time YouTube channel, regardless of whether they were previously broadcast or not.

[25] The first round, entitled "rival match" (Korean: 라이벌 매치), took place during Episode 3 and 4, which were aired on February 22 and March 1, 2023, respectively.

[34][36] Introduced during the latter half of Episode 4, the second round was announced to be a "union match" (Korean: 연합 매치), or a competition between alliances consisting of four teams.

Each alliance was tasked to form three smaller units that would represent their unified team in a four-way battle for the rap, vocal, and dance positions.

[40] All 16 teams were assigned an original song based on the number of the ball they had drawn after the union match performances.

[57][58] After the broadcast of the first three episodes, Peak Time reached Rakuten Viki's top 10 most watched shows in 14 countries, including United States, Canada, Bulgaria, Norway, and Australia.