| Name | Alternative/Original Name | Tags |
|---|---|---|
| SNoW | Female, Japanese, J-Pop | |
| SOUND HORIZON | Male, Female, J-Rock, Group, Japanese | |
| Southern All Stars | サザンオールスターズ | J-Rock, Band, Japanese |
| Sowelu | Female, Japanese, J-Pop | |
| Spitz | スピッツ | J-Rock, Band, Japanese |
| SPYAIR | J-Rock, Band, Japanese | |
| Sukima Switch | スキマスイッチ | J-Rock, Band, Japanese |
| supercell | Pop, Rock, Band, Japanese | |
| supercell feat. Hatsune Miku | supercell feat.初音ミク | Pop, Vocaloid, Japanese |
| Takako Matsu | 松たか子 | Female, Japanese, J-Pop |
| Tatsuya Ishii | 石井竜也 | Male, Japanese, J-Pop |
| tetsuya | TETSU69 | Male, J-Rock, Japanese |
| the brilliant green | J-Rock, Band, Japanese | |
| the pillows | Rock, Band, Japanese | |
| The ROOTLESS | J-Rock, Band, Japanese | |
| TK from Ling Tosite Sigure | TK from 凛として時雨, 北嶋徹 | Male, J-Rock, Japanese |
| T.M.Revolution | Male, Japanese, J-Pop | |
| T.M.Revolution x Nana Mizuki | T.M.Revolution×水樹奈々 | Male, Female, Collaboration, Japanese, J-Pop |
| Tokyo Jihen | 東京事変 | J-Rock, Band, Japanese |
| Tomohisa Yamashita | 山下 智久, Yamapi | Male, Japanese, J-Pop |
| Tomoko Kawase | 川瀬智子, Tommy heavenly6 | Female, J-Rock, Japanese |
| TUBE | J-Rock, Band, Japanese | |
| TWO-MIX | Band, Japanese, J-Pop | |
| UVERworld | J-Rock, Band, Japanese | |
| V6 | Pop, Boy Band, Band, Japanese |