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