- 1 USAO
- 2 Uk
- 3 Uki Violeta
- 4 Uyama Hiroto
- 5 UL (울)
- 6 Unic
- 7 UG
- 8 Urban Hz
- 9 ultimadrap
- 10 Uniqnote
- 11 Ugly Duck
- 12 un:c
- 13 U-Turn
- 14 U-zhaan
- 15 USU Aka SQUEZ
- 16 UMI☆KUUN
- 17 USK
- 18 Ujico*/Snail's house
- 19 U.L.T
- 20 Upper
- 21 U-KWON
- 22 uberLAB
- 23 Um Man
- 24 Uto
- 25 Unlimit
- 26 Uvo
- 27 ULTA
- 28 UNFAIR
- 29 UNMEEK
- 30 Uneducated Kid