Instead, during promotions for the single, Asuka Saito and Mizuki Yamashita performed as double centers for the song.

On January 31, 2022, at end of the group's television show Nogizaka Under Construction, Nogizaka46 announced their twenty-ninth single, which would be released on March 23, six months after its predecessor, twenty-eighth single "Kimi ni Shikarareta", and three months after the greatest hit album, Time Flies.

[4] On the same day, Nogizaka46 announced eleven members joined the group as the fifth generation, from the audition of 87,852 applicants that began in July 2021.

[5] The first eight members were officially introduced on the group's official YouTube channel: Nagi Inoue, Miku Ichinose, Satsuki Sugawara, Aya Ogawa, Nao Tomisato, Iroha Okuda, Aruno Nakanishi, and Mao Ioki.

[12] On March 3, center Nakanishi announced a period of "self-restraint" and took a hiatus from group activities after she confirmed that some past controversial posts on social media came from her.

Ofby for Tokyo's Yukari handled the art direction, while the photographs are taken by Hayato Takahashi.

The first version, a twenty minute long drama directed by Kiyoshi Kurosawa, featuring Aruno Nakanishi as center, was shot in January and was included on the CD single only.

[23] The second version, featuring Asuka Saitō and Mizuki Yamashita in the center position, was released on March 20, 2022.

Shot in Yokosuka, Kanagawa Prefecture, it depicts the duality of the members by shooting in two completely different locations, the museum and the factory.

[25] Hinako Kitano's graduation song "Wasurenaito Ii no", had its music video released on March 18.

[32][12] For other tracks, "Kachi Aru Mono" is performed by members who reached their legal age in 2022 (Shiori Kubo, Tamami Sakaguchi, Reno Nakamura, Sakura Endō, Haruka Kaki, Saya Kanagawa, Yuri Kitakawa, Rika Satō).

[32][12] Aruno Nakanishi's decision to refrain from activities after her past photos and remarks surfaced came as a shock to fans.