OnlyOneOf is a six-member group under 8D Entertainment, home to IZ*ONE's Kang Hye Won. The group debuted on May the 28th, with the first mini album "dot point jump".
"dot point jump" was initially released with only two songs, "time leap" was the albums title, whilst "savanna" was the "fan" title track. Each of the four remaining songs on the mini album were released one by one, each time the group recieved 5,555 "#onlyoneof" hashtags on Twitter.
The group currently has 6 members, former leader Love has removed himself from the group.
KB, who is referred as leader since February 2022, is a rapper, vocalist and dancer, besides working in the group's song production. Junji is a lead dancer and vocalist. Yoojung is a main dancer and vocalist. Rie is a main vocalist and a lead dancer, Rie also plays a huge role in making the choreographies. Mill is a lead dancer and a main rapper. Nine is a lead vocalist and the maknae of the group, and also works in the song's production.