"Film Out" is a song by the South Korean boy band BTS, also known as Bangtan Sonyeondan. The song was released in 2021 and is part of the soundtrack for the Japanese film "Signal The Movie Cold Case Investigation Unit," a film adaptation of the popular Japanese TV series "Signal."

Here are some key details about "Film Out" by BTS:

Release: "Film Out" was released in April 2021. The song marked BTS's continued global success and contributed to their strong presence in the Japanese music market.

Genre: The song falls within the J-pop and pop ballad genres. It features a poignant and emotional composition that complements the themes of the film and the TV series it is associated with.

Lyrics: The lyrics of "Film Out" convey a message of nostalgia, longing, and memories. They reflect on the passage of time and the pain of losing someone.

Collaboration: "Film Out" was created in collaboration with Japanese rock band Back Number. This collaboration highlights BTS's international appeal and their willingness to work with artists from different musical backgrounds.

Success: "Film Out" received commercial success and was well-received by fans and the broader music community. The song achieved high chart positions and garnered millions of views on YouTube.

BTS, also known as the Bangtan Boys, is one of the most popular and influential K-pop groups in the world. "Film Out" is one of their songs that demonstrates their versatility and ability to create music that resonates with a wide audience, both in South Korea and internationally.