J-POP Idol Artists, Casts, Authors Beginning with K
- Kirari Tsukishima starring Koharu Kusumi (Morning Musume)
- KIRINJI
- Kis-My-Ft2
- KISHIMOTO YUMENO
- KISS
- Kiss Bee
- KITANO HINAKO
- KITAZAWA SAKI
- KIYOHARA KAYA
- KIYOKU REIA
- KIYONO MOMOHIME
- KIYOSHI RYUJIN 25
- KNU
- KNU
- KOBAYASHI KAHO
- KOBAYASHI MARINA
- KOBerrieS
- KOBUSHI FACTORY
- KODAMA HARUKA
- KOGA AOI
- Koharu Kusumi
- Koharu Kusumi
- Koichi Domoto
- Koichi Sato
- Koichi Sato
- KOIKE MINAMI
- KOIKE MIYU
- Koji Yakusho
- Koji Yakusho
- KOJIMA MAKO
- KOJIMA NATSUKI
- KOMADA WATARU
- KOMATSU NANA
- KOMORI MIKA
- Konan
- KONISHI SAKURAKO
- KONISHI YASUHARU
- KOSHIBA FUKA
- Kosuke Atari
- KOTANI RIHO
- Kotaro Koizumi
- KOTO
- Kou Shibasaki
- Kou Shibasaki
- Kouichi Yamadera
- Kousuke Yonehara
- KOUTEI CAMERA GIRL
- Koyuki
- KRD8
- KRD8
- KUBOTA MIYU
- KUDO MIO
- KUDOU YUME
- Kumiko Aso
- Kumiko Aso
- Kuranosuke Sasaki
- KURATA RUKA
- KUROSAKI GEN/ANIPLEX/So-Net
- KUROSHIMA YUINA
- Kus Kus
- KUSANAGI TSUYOSHI
- KUUSO CALIBRATION
- KUWAJIMA YOSHIKAZU
- Kyoko Fukada
- KYOUMOTO TAIGA