Kep1er

케플러

LATEST UPDATES

New ReleaseMar 30, 2026

Lineup ChangeMar 5, 2026

Name:: Kep1er
Aliases:: Kepler
Hangul:: 케플러
Fandom:: Kep1ian
Debuted On:: Jan 3, 2022
Generation:: Gen 4 | 2018 - 2022
Group Type:: Girl

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.

Music Label

Wake One Ent.

LATEST UPDATES

New ReleaseMar 30, 2026

Lineup ChangeMar 5, 2026

Kep1er • Timeline

8/8 loaded • page 1/1

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.