"I Do! Do You?" is a song recorded by South Korean girl group Kep1er for their second Japanese maxi single marketed as "Fly-By". It was pre-released as a digital single on February 21, 2023, and as a CD single featuring three[upper-alpha 1] other tracks on March 15, 2023, by WakeOne and Ariola Japan.
On January 16, 2023, Wake One Entertainment announced Kep1er would be releasing their second Japanese maxi single titled "Fly-By" on March 15. The maxi single features four tracks including "I Do! Do You?".[1] "I Do! Do You?" was pre-released alongside its music video on February 21.[2] The maxi single was released on March 15.[3]
Composition
"I Do! Do You?" was written by Tsingtao, and Ryo Ito, and composed by Jonatan Gusmark, Emily Yeonseo Kim, Moa "Cazzi Opeia" Carlebecker, Ellen Berg, and Moonshine.[4] It was described as a "uptempo" dance song characterized by "funky disco rhythm" with lyrics about "[Kep1er]' members subtle feelings about the person they like and their growing feelings".[5] "I Do! Do You?" was composed in the key of C major, with a tempo of 120 beats per minute.[6]
Commercial performance
"I Do! Do You? debuted at number three on the Billboard JapanHot 100 in the chart issue dated March 22, 2023;[7] on its component charts, the song debuted at number 86 on the Top Download Songs.[8] The song debuted at number three on the Oricon Singles Chart,[9] and the Oricon Combined Chart in the chart issue dated March 27, 2023.[10]
Promotion
Prior to the release of "Fly-By", on March 6, 2023, Kep1er performed the song on CDTV! Live Live.[11]
↑ Seon, Mi-kyung (January 16, 2023). "케플러, 3월 15일 日 두 번째 싱글 'FLY-BY' 발표..인기 정조준"[Kepler releases second Japanese single 'FLY-BY' on March 15th..Aiming for popularity] (in Korean). Osen. Retrieved October 15, 2023– via Naver.
↑ Hwang, Hye-jin (March 15, 2023). "케플러, 오늘(15일) 日 싱글 2집 'FLY-BY' 발매→5월 아레나 투어"[Kepler releases 2nd Japanese single 'FLY-BY' today (15th) → Arena tour in May] (in Korean). Newsen. Retrieved October 15, 2023– via Naver.
↑ Hwang, Mi-hyeon (March 15, 2023). "케플러, 오늘 日 새 싱글 발표...청량·상큼 에너지"[Kepler releases new single today in Japan...Refreshing, refreshing energy] (in Korean). News1. Retrieved October 15, 2023– via Naver.
1 2 "週間 シングルランキング – 2023年03月27日付"[Weekly Single Ranking – Published for March 27, 2023]. Oricon (in Japanese). March 13–19, 2023. Archived from the original on March 22, 2023. Retrieved October 15, 2023.
1 2 "週間 合算シングルランキング – 2023年03月27日付"[Weekly Total Single Ranking – Published for March 27, 2023]. Oricon (in Japanese). March 13–19, 2023. Archived from the original on June 25, 2023. Retrieved October 15, 2023.
↑ Kang, Da-yoon (February 28, 2023). "케플러, 3월 6일 日 'CDTV 라이브! 라이브!' 출연...신곡 무대 최초 공개"[Kepler, March 6th, Japan 'CDTV Live! Live!' Appearance...First public performance of new song] (in Korean). My Daily. Archived from the original on February 28, 2023. Retrieved October 15, 2023– via Naver.
↑ "月間 シングルランキング – 2023年03月度"[Monthly Single Ranking – March 2023]. Oricon (in Japanese). Archived from the original on April 12, 2023. Retrieved October 15, 2023.
↑ 年間 アルバムランキング 2023年度[Annual Singles Ranking 2023] (in Japanese). Oricon. p.9. Archived from the original on December 19, 2023. Retrieved December 20, 2023.
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