''Against the World'' is the first Japanese

extended play An extended play (EP) is a Sound recording and reproduction, musical recording that contains more tracks than a Single (music), single but fewer than an album. Contemporary EPs generally contain up to eight tracks and have a playing time of 1 ...

and seventh overall by South Korean girl group

Kep1er Kep1er (; Korean language, Korean: 케플러; Revised Romanization of Korean, RR: ''Kepeulleo''; Japanese language, Japanese: ケプラー, Hepburn romanization, Hepburn: ''Kepurā'') is a South Korean girl group formed by CJ E&M, CJ ENM throug ...

. It was released by WakeOne and

Ariola Japan , is a Japanese record label that is part of Sony Music Entertainment Japan. It is the successor of BMG Japan. History *2008 – Ariola Japan becomes a subsidiary of Sony Music Entertainment. *2009 – Ariola Japan becomes a full-on record labe ...

on April 30, 2025, and contains five tracks including the title track "Yum".

Background

On January 6, 2025, WakeOne announced Kep1er's then untitled first Japanese EP, which will be released on April 30. On January 15, it was announced that the EP will contain five tracks, including two original Japanese tracks, and the Japanese version of "Shooting Star" and "Problem" from their first Korean studio album '' Kep1going On'', and "Tipi-tap" from their sixth EP of the

same name ''Same Name'' is an American reality television series in which an average person swaps lives with a celebrity of the same first and last name. It premiered on July 24, 2011 on CBS. The series received low ratings, and CBS pulled it after four-ep ...

. Pre-order for the EP began on the same day. The name of the EP, ''Against the World'', was unveiled on February 3. On February 17, the names of the two original Japanese songs, "Yum" and "Hell or Heaven", were revealed, with "Yum" serving as the title track. "Yum" was released on April 9.

Track listing

Charts

Weekly charts

Monthly charts

Release history

References

{{Kep1er 2025 EPs 2020s Japanese-language albums Japanese-language EPs Kep1er EPs WakeOne EPs Ariola Japan EPs