TO1 (; formerly known as TOO) (stylized in all caps) was a South Korean boy band formed by Mnet's 2019 reality show To Be World Klass. The group debuted on April 1, 2020, with their first mini album Reason For Being: Benevolence with "Magnolia" serving as the title track.

History 2020: Debut and Road to Kingdom On March 20, it was announced that the group will join Mnet's reality television competition Road to Kingdom. They were the second group eliminated in the seventh episode.

The group debuted with their first mini album Reason For Being: Benevolence on April 1, with the title track "Magnolia".

On July 15, the group released their second mini album Running TOOgether, with the title track "Count 1, 2."

On August 13, at the 2020 Soribada Awards, TOO won the "New Artist Award", their first rookie award since debut.

2021: Reformation, Re:Born, and Re:Alize On January 13, CJ ENM and n.CH Entertainment were involved in management disputes, where CJ ENM reportedly terminated their management contract with n.CH Entertainment. One day later, n.CH Entertainment responded to the disputes by stating that their contract was not formally signed for months, and that no expenses were paid since August 2020.

It was announced on March 28 that the group had changed its name from TOO to TO1.

TO1 made their re-debut with their first EP Re:Born on May 20, with the title track "Son of Beast". The group will be managed under CJ ENM's music label, WakeOne.

On November 4, TO1 released their second EP Re:Alize, with the title track "No More X".

On December 28, Wake One announced that Woonggi would be taking a break from the group due to an anxiety disorder, and thus TO1 would temporarily continue with the remaining nine members.

2022–2023: Line-up changes, Why Not??, UP2U, Renta's departure and departure from WakeOne On April 30, WakeOne released an official statement via TO1's fan cafe, announcing member Chihoon's departure from the group. On June 17, Wake One announced members Minsu, Jerome, and Woonggi's departure from TO1. They also announced that Daigo, Renta, and Yeojeong will be joining TO1 as new members. Renta and Daigo participated in Produce 101 Japan Season 2, placing 13th and 16th respectively.

On July 28, TO1 released their third EP Why Not??, with the title track "Drummin'".

On August 21, Chan wore a durag during KCON Los Angeles which caused controversy.

On November 23, TO1 released their fourth EP UP2U, with the title track "Freeze Tag'".

On September 22, 2023, Renta announced through an Instagram post containing a letter in both Korean and Japanese that he would be leaving the group.

On December 17, 2023, it was announced through a Fancafé post that the group's contract with WakeOne would be terminated officially on December 31, 2023.

Members Final line-up Donggeon () Chan () Jisu () Jaeyun () J.You () Kyungho () Daigo () Yeojeong ()

Former members Chihoon () Minsu () Jerome () Woonggi () Renta ()

Timeline

Discography Extended plays Title Details Peak chart positions Sales KORGaon Album Chart:

JPN TOO Reason for Being: Benevolence Released: April 1, 2020 Labels: n.CH Entertainment, Stone Music Formats: CD, digital download 4 — KOR: 27,798 Running TOOgether Released: July 15, 2020 Labels: n.CH Entertainment, Stone Music Formats: CD, digital download 9 — KOR: 46,202 TO1 Re:Born Released: May 20, 2021 Label: WakeOne, Stone Music Formats: CD, digital download 12 — KOR: 46,635 Re:Alize Released: November 4, 2021 Label: WakeOne, Stone Music Formats: CD, digital download 7 — KOR: 34,868 Why Not?? Released: July 28, 2022 Label: WakeOne, Stone Music Formats: CD, digital download 11 30 KOR: 48,879 JPN: 1,661 UP2U Released: November 23, 2022 Label: WakeOne, Stone Music Formats: CD, digital download 5 — KOR: 50,600

Singles As lead artist TitleYearPeak chart positionsAlbum KORDown.Peaks on the Circle Download Chart: TOO "Magnolia" ()2020 — Reason For Being: Benevolence "Count 1, 2" () — Running TOOgether TO1 "Son of Beast" 2021 — Re:Born "No More X" — Re:Alize "Drummin'" 2022 — Why Not?? "Freeze Tag" () 193 UP2U

Soundtrack appearances +YearTitleMember(s)Album2020"Fly Away" (비상)Donggeon, JaeyunAlmost Famous OST2022"You Better Not"Donggeon, JaeyunGhost Doctor OST"Balloon"Jaeyun, J.YouXX+XY OST"Young Forever"Jaeyun, J.YouStreet Man Fighter OST"OVERLAP"Donggeon, Jaeyun, J.YouLove Catcher in Bali OST2023"Dream Touch"Donggeon, Chan, JaeyunThe Haunted House Ghost Ball ZERO OST

Filmography To Be World Klass (Mnet, 2019) Road to Kingdom (Mnet, 2020) TOO Mystery (Mnet, 2020) Welcome 2 HOUSE (Mnet, 2021) To.1Day (Mnet, 2021) TO1 High School (Mnet, 2022) Freeze Tag Race (Mnet, 2022)

Videography Year Title Album Director(s)2020 "Magnolia" () Reason For Being : 인 JA KYOUNG KIM(Flexible Pictures) "Count 1, 2" () Running TOOgether Junwoo Lee(Salt Film)2021 "Son of Beast" Re:BornN/A "No More X" Re:Alize 2022 "Drummin'" Why Not??Kim Youngjo, Yoo Seungwoo (Naive Creative Production) "Freeze Tag" () UP2UZiyong Kim (FantazyLab)

Awards and nominations + Name of the award ceremony, year presented, award category, nominee(s) of the award and the result of the nomination Award ceremony Year Category Nominee(s)/Work(s) Result Asia Artist Awards2020 Male Singer Popularity AwardTOO Korea First Brand Awards New Male Artist Award Soribada Best K-Music Awards Rookie AwardMnet Asian Music Awards Best New Male ArtistArtist of the YearWorldwide Icon of the Year Golden Disc Awards2021Rookie Artist of the Year Asia Artist Awards Male Idol Group Popularity AwardTO1 Mnet Japan Fan's Choice Awards2022 Hot Icon

Notes

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