| KAMIKI Aya | | | 1 point : Are you happy now? (1) |
| KATASE Nana | | | 2 points : Galaxy (2) |
| KAWABATA Kaname | | | 1 point : TOKYO GIRL (1) |
| Kiiiiiii | | | 1 point : Alouette (1) |
| Kinoco Hotel | | | 5 points : Hijō naru yoake (5) |
| KOBUKURO | | | 2 points : Ima, saki hokoru hanatachi yo (2) |
| KŌDA Kumi | | | 5 points : Lovely (5) |
| kra. | | | 2 points : Amaoto wa Chopin no shirabe (2) |
| KUDŌ Mayu | | | 1 point : Heartcatch☆Paradise! (1) |
| Kumamon (chant : MORITAKA Chisato) | | | 2 points : Kumamon mon (2) |
| KURIYAMA Chiaki | | | 2 points : Kanōsei Girl (2) |
| KUROKI Meisa | | | 2 points : Wired Life (1), LOL! (1) |
| Kylee | | | 1 point : Everlasting (1) |
| kz with IMALU | | | 3 points : Party in the Car (3) |