"Wing Wing" is a song recorded by South Korean girl group Kep1er for their first Japanese maxi single marketed as "Fly-Up". It was pre-released as a digital single on August 3, 2022, and as a CD single featuring three other tracks on September 7, 2022, by WakeOne and Ariola Japan.
On July 21, 2022, Wake One Entertainment announced Kep1er would be releasing their Japanese debut maxi single titled "Fly-Up" on September 7. The maxi single features four tracks including "Wing Wing".[1] "Wing Wing" was pre-released alongside its music video on August 3.[2] The maxi single was released on September 7.[3]
"Wing Wing" was written and composed by KZ, and B.O with Nthonius, and Meisobo participating in the composition.[4] "Wing Wing" was composed in the key of B minor, with a tempo of 128 beats per minute.[5]
"Wing Wing" debuted at number three on the Billboard JapanHot 100 in the chart issue dated September 14, 2022;[6] on its component charts, the song debuted at number 40 on the Top Download Songs.[7] It also debuted at number two on the Billboard Japan Top Single Sales in the chart issue dated September 14, 2022.[8] The song debuted at number two on the Oricon Singles Chart,[9] and number two on the Oricon Combined Chart in the chart issue dated September 19, 2022.[10]
Following the release of the "Fly-Up", on September 10 and 11, Kep1er held a live event called "Kep1er Japan Debut Showcase LIVE <Fly-Up>" to introduce the maxi single and communicate with their fans.[11] The group also performed the song on CDTV! Live Live and Venue101 on September 3 and 5.[12]
^Lee, Yu-na (July 21, 2022). "케플러, 9월 7일 日 데뷔 예고...싱글 'FLY-UP' 발매→쇼케이스 개최" [Kepler announces Japanese debut on September 7th...single 'Fly-Up' released → showcase held] (in Korean). YTN. Retrieved October 15, 2023 – via Naver.
^Ji, Min-kyung (August 3, 2023). "케플러, 日 데뷔곡 'Wing Wing' 선공개..현지 반응 HOT" [Kepler pre-releases Japanese debut song 'Wing Wing'..Local reaction HOT] (in Korean). Osen. Retrieved October 15, 2023 – via Naver.
^ ab"週間 シングルランキング – 2022年09月19日付" [Weekly Single Ranking – Published for September 19, 2022]. Oricon (in Japanese). September 5–11, 2022. Archived from the original on September 14, 2022. Retrieved October 15, 2023.
^ ab"週間 合算シングルランキング – 2022年09月19日付" [Weekly Total Single Ranking – Published for September 19, 2022]. Oricon (in Japanese). September 5–11, 2022. Archived from the original on October 26, 2022. Retrieved October 15, 2023.
^Lee, Kyung-ho (September 13, 2022). "케플러, 日데뷔 쇼케이스 성료...'글로벌 1티어'로 한걸음" [Kepler successfully completes debut showcase in Japan...takes a step towards becoming a 'global tier 1'] (in Korean). MT Star News. Retrieved October 15, 2023 – via Naver.
^Seon, Mi-kyung (September 6, 2022). "케플러, 日 데뷔 쇼케이스 전석 매진...'글로벌 1티어' 본격 시동" [Kepler sells out all tickets for Japan debut showcase...'Global Tier 1' begins in earnest] (in Korean). Osen. Archived from the original on October 14, 2022. Retrieved October 15, 2023 – via Naver.
^"月間 シングルランキング – 2022年09月度" [Monthly Single Ranking – September 2022]. Oricon (in Japanese). Archived from the original on October 12, 2022. Retrieved October 15, 2023.
^"年間 シングルランキング – 2022年度" [Annual Single Ranking – 2022]. Oricon (in Japanese). Archived from the original on December 22, 2022. Retrieved October 15, 2023.
