Maps of Music

One-reeler / Act IV (2020)

Where the lyrics of One-reeler / Act IV take you, and where it was really made.

The Kit version of this mini-album entered the physical album chart separately from the three Scene versions, debuting at number five.

Place unknown

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One-reeler / Act IV: fourth and final extended play by South Korean–Japanese girl group Iz*One
Released December 7, 2020 through Off the Record Entertainment
Three versions: Scene #1, Scene #2 and Scene #3
Six tracks, with the lead single "Panorama"

Early November 2020: a comeback before the end of the year was announced
November 17: confirmed as the fourth mini-album, to be released December 7
From November 23: group teaser photos and individual photos began, showing three concepts titled 'The Color of Youth', 'Becoming One' and 'Stay Bold'
The first music video teaser came on December 2, followed by a highlight medley on the next day
The second music video teaser came on December 4, about 30 seconds long, with the instrumental version of "Panorama" as background music
The group had finished the 'Flower' series with "La Vie en Rose" (2018), "Violeta" (2019) and "Fiesta" (2020), followed by "Secret Story of the Swan" (2020)

Formed through Mnet reality competition show Produce 48 (aired June 15 to August 31, 2018).
Show billed as collaboration between Korean Produce 101 franchise and Japanese idol AKB48 Group.
Name suggested by netizens via official Produce 48 website and chosen by CJ ENM; "IZ" is a numeronym for 12.
Managed by Off the Record and Swing Entertainment.

Twelve members: Jang Won-young, Sakura Miyawaki, Jo Yu-ri, Choi Ye-na, An Yu-jin, Nako Yabuki, Kwon Eun-bi, Kang Hye-won, Hitomi Honda, Kim Chae-won, Kim Min-ju, Lee Chae-yeon.
Kwon Eun-bi served as leader.
Korean and Japanese members combined in one group.

Korean debut October 29, 2018 with EP Color*Iz; lead single "La Vie en Rose".
Color*Iz peaked at number two on Gaon Album Chart and sold over 225,000 copies.
Japanese debut single "Suki to Iwasetai" released February 6, 2019 under EMI Records; peaked at number two on Oricon and certified platinum by RIAJ.
Released two studio albums (Bloom*Iz, Twelve) and seven EPs (four Korean, three Japanese).
Held first headlining tour "Eyes on Me" in 2019 at Jamsil Indoor Stadium, Seoul.
Officially disbanded April 29, 2021.

Double crown on the chart week ending December 12, 2020
Topped the physical album chart with this mini-album in that week
Its title track "Panorama" topped the digital download chart in the same week
Became the group's second project to top the Korean albums chart, after Heart*Iz (2019)
Debuted at number one on the week's physical album chart
The Kit version entered the chart separately at number five
Although it is a Korean release, the mini-album entered the top ten of the Japanese Oricon albums chart
Peaked at number eight on the Oricon albums chart
The double crown placed the group at the top of both the physical and digital charts in a single week
The chart results make this mini-album the group's most commercially visible release of late 2020 in the source

The Kit version entered the chart separately at number five, alongside the three Scene versions.
The group premiered "Panorama" with a performance at the 2020 Mnet Asian Music Awards on December 6, the day before release.
A two-hour premiere titled "IZ*ONE One-reeler Premiere" was held on December 7 at 6 p.m. KST and broadcast globally through K-Pop channels and social media.
Despite being a Korean release, the mini-album peaked at number eight on Japan's Oricon albums chart.