/r/twice: TWICE (νΈμμ΄μ€) - For JYP Entertainment's TWICE, by ONCE. - December 7, 2019 - 17:04
/r/chaeyoung: chaebae - TWICE'S chaeyoung - December 6, 2019 - 23:09
/r/twicemedia: twicemedia - Subreddit for all media (pics, gifs, vids) related to the kpop group, TWICE! - December 6, 2019 - 23:08