[1] It starred the members of the pop duo TVXQ; Changmin and Yunho, and boy band Super Junior; Leeteuk, Shindong, Eunhyuk, and Donghae.

Their personal possessions were confiscated, and they were only supplied with a meager allowance, digital camera, MP3 players, old-fashioned mobile phones, backpacks and a guitar.

[2] It was more evident among the members of TVXQ and Super Junior who shared the same living quarters while they were still trainees, and grew into popularity together.

[22] Kota Asakura, the director of YouTube Original for the APAC region said that both groups debuted at young age and does not have the opportunity to create memories, thus the travel documentary gave them chance to gain world experience.

[23] Kim stated that they chose travel documentary as the genre for Analog Trip as it combined the show format that was favoured by the South Korean yet did not alienate the international viewer even with the language barrier.

[30][31] The producer, Kim Ji-seon said that she chose Indonesia as the setting due to the country's tendency of preserving the cultural heritages.

[36] In the live stream, they interacted with the audience by playing games, answering viewers' questions that were selected beforehand and giving insights of their experience filming the show.

[37] A photo of the cast was uploaded on TVXQ's and Super Junior's social media after the broadcast ended, with the caption expressing thanks to the viewers for watching and supporting the show.

[40] Its official title was announced as Analog Trip NCT 127: Escape From Magic Island and the first episode was released on 29 October 2021 on YouTube.