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