Total number of artists: 704
Alphabetical Search- Jibaku Shounen Band (1)
- Jin ft. MARiA from GARNiDELiA (1)
- Jin Hashimoto (1)
- Jinn (1)
- Joe Hisaishi (3)
- JO☆STARS～TOMMY, Coda, JIN～ (1)
- JUDY AND MARY (1)
- Jun Hiroe (1)
- Junjou no Afilia (1)
- JUNNA (1)
- Jyukai (1)
- Kahoru Kohiruimaki (1)
- Kalafina (7)
- Kana Asumi, Kaori Mizuhashi, Ryoko Shintani & Yuko Goto (2)
- Kana Hanazawa (1)
- Kana Nishino (1)
- KANA-BOON (8)
- Kanako Itou (1)
- Kanako Wada (1)
- Kankaku Piero (1)
- Kano (1)
- KAORI (1)
- Karen Aoki, Daisuke Hasegawa (1)
- Karen Kohiruimaki (1)
- Katsuo Ohno (1)
- Keiko Utoko (1)
- Keina Suda (3)
- Keizou Toda (1)
- KELUN (1)
- Kelun (1)
- Ken Narita (1)
- Keno (1)
- Kenshi Yonezu (2)
- Kessoku Band (14)
- KEYTALK (1)
- Kiiro Akiyama (1)
- Kimeru (1)
- King Gnu (5)
- Kinmokusei (1)
- Kirari Tsukishima starring Koharu Kusumi (1)
- Kitri (1)
- Kiyoe Yoshioka (1)
- Kiyoshi Hikawa (1)
- Kobukuro (1)
- KOKIA (1)
- Konomi Suzuki (7)
- Kouji Wada (2)
- Kousuke Atari (1)
- Kozue Takada (1)
- Kumi Miyasato (1)