1THE9 Members Profile: 1THE9 Members Facts 1THE9 (원더나인) was a group formed by the top 9 contestants from the survival show UNDER 19: Doyum, Jinsung, Taewoo, Yechan, Taekhyeon, Yongha, Sungwon, Seunghwan, and Junseo. 1THE9 officially disbanded on August 8th, 2020. 1THE9 Fandom Name: Wonderland 1THE9 Official Fan Colors: Lime Punch 1THE9 Official Accounts: V Live: 1THE9(원더나인) Instagram: @official__1the9 Twitter: … Continue reading 1THE9 (Under 19) Members Profile