It was released as a single on October 1, 2022, by Sony Music Entertainment Japan, served as the opening theme of the first season of the Japanese mecha anime series Mobile Suit Gundam: The Witch from Mercury (2022).

Starting on September 2, 2022, Yoasobi uploaded three mysterious images of the unknown black shape with a white background featuring the text "941", "730", and "Coming Soon!!!"

[2][A] Two days later, the second promotional video of the Japanese mecha anime series Mobile Suit Gundam: The Witch from Mercury was announced, revealing that Yoasobi would be handling its opening theme "Shukufuku".

[12] Yoasobi shared the snippet of the song recorded the English on November 3 after the music video surpassed 10 million views.

[17] "Shukufuku" is a electropop and dance-pop song with "catchy" melodies and "throbbing" beats, written and produced by Ayase, a duo member.

"[22] Nahda Nabiilah from Game Rant praised the song as "providing an upbeat tune that can raise the listener's energy and build up their enthusiasm to start the anime episodes.

"[18] Writing for Rockin'On Japan, Fumiaki Amano compared "Shukufuku" that "may be as close as possible to what lies between Ayase and Ikura", likening "Yoasobi's theme song".

[43][44] Yoasobi gave a debut performance of "Shukufuku" at the two-hour special edition of CDTV Live!

[52] Japanese voice actress Lynn covered "Shukufuku", uploaded on her YouTube channel and released to music streaming platform on February 28, 2024.