Kep1er Timeline

케플러

Rank groupsEdit your group ranking Which member?Compare your face to Kep1er

Latest updates

What changed recently

View all

Music updateMar 30, 2026

New Release

Tap to open this update and jump to the relevant section.

Name:: Kep1er
Aliases:: Kepler
Hangul:: 케플러
Fandom:: Kep1ian
Debuted On:: Jan 2, 2022
Generation:: Gen 4 | 2018 - 2022
Composition:: Female
Category:: Standard Group
Origin:: South Korea

About Kep1er

Kep1er, formed through the Mnet survival show "Girls Planet 999" and debuting in 2022 under WAKEONE and Swing Entertainment, is a multinational girl group. The lineup includes members from South Korea, Japan, and China: Yujin, Xiaoting, Mashiro, Chaehyun, Dayeon, Hikaru, Huening Bahiyyih, Youngeun, and Yeseo. Kep1er debuted with "WA DA DA," instantly gaining attention for their energetic performances and catchy music, blending K-pop with various global pop influences to create a youthful and vibrant sound.

Official Links

Official Spotify page Listen to the group on Spotify. Official Weverse page Visit the group's official Weverse community.

Music Label

Wake One Ent.

Latest updates

What changed recently

View all

Music updateMar 30, 2026

New Release

Tap to open this update and jump to the relevant section.

Kep1er • Timeline

13/13 loaded • page 1/1

Mashiro (KEP1ER) performed on Show Champion

Announced

Sep 1, 2026 • Milestone • Score 0.9

Kep1er Mashiro

Mashiro (of KEP1ER) performed "HOTLINE (feat. Bobby)" on the September 2 episode of Show Champion.

Choi Yujin releases new profile photos under ELSE Entertainment

Announced

Jul 20, 2026 • Milestone • Score 0.9

Kep1er

On July 21, 2026, ELSE Entertainment unveiled a new set of official profile photos for Choi Yujin to mark her start with the agency.

2026 KOREA HOT TAIPEI cancelled (scheduled July 11, 2026)

Announced

Jul 10, 2026 • Concert • Score 0.9

Kep1er

The "2026 KOREA HOT TAIPEI" festival, originally scheduled for July 11, 2026, was cancelled due to disruptions from Typhoon Bavi. Kep1er was on the announced lineup.

Choi Yujin signs exclusive contract with ELSE Entertainment

Announced

Jun 2026 • Agency change • Score 0.9

Kep1er

ELSE Entertainment announced that Choi Yujin had signed an exclusive contract with the agency earlier in July 2026.

Kep1arcade — Kep1er Japan fan meetings

Announced

Apr 2026 • Fan meeting • Score 0.9

Kep1er

Kep1er will hold its second Japan fan meeting under the title 'Kep1arcade,' performing six times across three cities: Osaka, Tokyo and Nagoya.

Kep1er performs on MBC's Music Core

Announced

Apr 3, 2026 • Concert • Score 0.8

Kep1er

Kep1er performed on the April 4, 2026 episode of MBC's Music Core.

Release of eighth EP 'Crack Code'

Announced

Mar 30, 2026 • Release • Score 0.9

Kep1er

Kep1er will release its eighth EP, 'Crack Code.'

Crack Code album release

Announced

Mar 30, 2026 • Release • Score 0.9

Kep1er Youngeun

Kep1er to release the album "Crack Code"; Seo Youngeun will not participate.

Kep1er — CRACK CODE (8th mini album) release

Announced

Mar 30, 2026 • Release • Score 0.9

Kep1er

Kep1er will release their eighth mini album, CRACK CODE, on March 31, 2026 at 6:00 p.m. KST.

Youngeun departs Kep1er

Announced

Mar 5, 2026 • Lineup change • Score 0.9

Kep1er

On 2026-03-06, WAKEONE and KLAP Entertainment announced that Youngeun will be leaving Kep1er; the group will continue activities as a six-member group.

Seo Young-eun exits Kep1er

Announced

Feb 2026 • Lineup change • Score 0.8

Kep1er

Seo Young-eun exited Kep1er earlier in March 2026, cited as another recent lineup change among seven-member K-pop groups.

Seo Youngeun began hiatus

Announced

Jun 2025 • Hiatus status change • Score 0.9

Kep1er Youngeun

Seo Youngeun had been on a break starting in July 2025 due to health reasons.

HallyuPopFest (Qudos Bank Arena, Sydney) — Kep1er to perform

Announced