- 1 USAO
- 2 Uki Violeta
- 3 Uyama Hiroto
- 4 Unofficialboyy
- 5 U-KWON
- 6 UMI☆KUUN
- 7 un:c
- 8 Ujico*/Snail's house
- 9 Uneducated Kid
- 10 Ugly Duck
- 11 Unlimit
- 12 UNIK
- 13 unknownboy
- 14 UL (울)
- 15 UpperSwing
- 16 uAYoon
- 17 UZ
- 18 Uneasy
- 19 ultimadrap
- 20 USU Aka SQUEZ
- 21 USK
- 22 U米寇
- 23 UNLIMITED FLAVOR
- 24 Uniqnote
- 25 U-Turn
- 26 U-zhaan
- 27 Upper
- 28 UNMEEK
- 29 Up-Dawn
- 30 Unknöwn Kun