28 days ago 
'Produce x 101' project group X1 revealed their official fandom name!
X1 are set to debut with their 1st mini-album 'Emergency: Quantum Leap' on August 27, but before then, X1 have revealed their official fandom name as One It. One It indicates 2 things: "we want X1" and the fact that "fans are one important love to X1."
What do you think of X1's fan club name, One It?
[NOTICE]
— X1 (@x1official101) August 19, 2019
X1 공식 팬클럽명 발표 🔈
One It 앞으로 잘 부탁드립니다!
X1과 함께 행복하고 좋은 추억 많이 만들어가요!
우리 원잇 많이 사랑합니다!💕
📍 https://t.co/EidOXMm8tc#X1 #엑스원 #ONE_IT pic.twitter.com/2NxNvDaqHn
6
i'm not sure if that works as a fandom name...