编辑“︁UNCHILD”︁（章节）

===2026年===
4月1日，[[High Up娛樂]]為該組合開設所有社群媒體帳號。<ref>{{Cite web|url=https://www.soompi.com/article/1829152wpp/watch-staycs-agencys-new-girl-group-unchild-with-na-ha-eun-reveals-debut-date-and-social-media-accounts|title=Watch: STAYC's Agency's New Girl Group UNCHILD With Na Ha Eun Reveals Debut Date And Social Media Accounts|date=2026-03-31|last=E Cha|language=en|access-date=2026-04-09|website=Soompi}}</ref>

4月20日，公佈粉絲名稱是「CHACHA」及粉絲頌《CHACHA SONG (Self-Produced by UNCHILD)》<ref>{{Cite AV media |url=https://www.youtube.com/watch?v=ee4XRtZfwN8 |title=차차송 (Self-Produced by UNCHILD) |date=2026-04-20 |last=UNCHILD |access-date=2026-04-21 |via=YouTube |archive-date=2026-04-20 |archive-url=https://web.archive.org/web/20260420184404/https://www.youtube.com/watch?si=VEABihTvqPLJKPa7&v=ee4XRtZfwN8 |dead-url=no }}</ref><ref>{{Cite AV media |url=https://www.youtube.com/watch?v=BPlFVXtHP-0 |title=차💚차 |date=2026-04-20 |last=UNCHILD |access-date=2026-04-21 |via=YouTube |archive-date=2026-04-20 |archive-url=https://web.archive.org/web/20260420180834/https://www.youtube.com/watch?v=BPlFVXtHP-0&feature=youtu.be |dead-url=no }}</ref>。

4月21日，發行首張單曲專輯《[[We Are UNCHILD]]》正式出道<ref>{{Cite web|url=https://koreajoongangdaily.joins.com/news/2026-04-01/entertainment/kpop/High-UpEntertainment-to-debut-new-girl-group-Unchild/2558719|title=High Up Entertainment to debut new girl group Unchild|date=2026-04-01|language=en|access-date=2026-04-09|author=이지원|website=Korea JoongAng Daily}}</ref><ref>{{cite news |last=Seunghun |first=Ji |title=하이업엔터, 스테이씨 이후 6년 만 그룹 론칭... 언차일드 데뷔 확정 |trans-title=High Up Entertainment to launch first group in six years since STAYC... Unchild confirms debut |url=https://www.mk.co.kr/news/musics/12004592 |language=ko |newspaper=Maeil Business Newspaper |date=April 1, 2026 |access-date=April 15, 2026 |archive-date=2026-04-18 |archive-url=https://web.archive.org/web/20260418125836/https://www.mk.co.kr/news/musics/12004592 |dead-url=no }}</ref>，組合於同一天在韓國舉行了出道演出<ref>{{Cite web|title=“ダンスの神童”ナ・ハウン、UNCHILDとしてついにデビュー！感動の涙も「目的地に着いた気分」|url=https://news.yahoo.co.jp/articles/d15e77c65331b46fdcd3b207913cca80c190d864|access-date=2026-04-27}}</ref><ref>{{Cite web|title=大注目の新人ガールズグループUNCHILDが デビューショーケース開催！|url=https://newscast.jp/smart/news/2358082|access-date=2026-04-27}}</ref>。