Enka Artists, Casts, Authors
- The Cosmo Alpha
- KOSUKE
- Kenta Koori
- Kenta Koori
- Kotori
- Komadori Shimai (Sisters)
- こゆり
- KOREANA JOJO
- Hiroshi Takigawa (Croquette)
- CROKET
- COLUMBIA GIRLS COLLECTION
- COLUMBIA RHYTHM BOYS & RHYTHM SISTERS
- COLUMBIA ROSE 1ST
- コロムビア・ローズ(二代目)
- KONDORU TAKIZAWA
- Linda Corazon
- COLUMBIA ROSE 3RD
- Misao Kouduki
- KOUZUKI MARI
- KOUZUKI MIKA
- KOKONOE YUMIKO
- COLUMBIA ROSE 2ND
- YOKO KON
- KON YOKO
- Yoko Kon & Pinky & Killers
- KOUSHIMA YACHIYO
- KOJIMA CHIHARU
- 児島亜紀
- KOJIMA AKI
- KODAMA TAKEKO
- KODAMA KAZUKO.HORII MITSUE
- KODAMA YOSHIO
- 児玉好雄
- KOYAMA HIROKO
- KODAIRA KANZOU
- KOGA SHINOBU
- KOGA SHUNICHI
- Masao Koga
- KOGA MASAO
- KOGA MASAO & KOGA GUITAR ROMANTICA
- KOGA MICHIKO
- 古都さゆり
- 古都はるみ
- Kiyono Koto
- Kiyono Koto
- 古都良美
- Yuji Koseki
- KOKUBU HIROSHI
- KOKUBUN TOKIO
- 壽司
- KOTOBUKI KAORI
- 寿じゅじゅ
- KOTOBUKI YOSHIE
- KONAKA YUKI
- KOKUBO KOTO
- KOIDE MICHIYA
- KOUTA KATSUTARO
- KOSAKA KAZUYA
- Akiko Kosaka
- KOTSUBO AKIKO
- KOBORI AKIRA
- 小堀登志夫
- KONATSU
- 小夏&ひょっとこ
- 小室あすか
- 小宮恵子
- KOMIYA KEIKO
- KOYAMA RUMI
- 小山ルミ
- 小山博
- KOYAMA YUDAI
- 小峰あずさ
- KOJIMA FUMIKO
- Miki Komura
- KOMATSU MIDORI
- KOMATSU MIDORI & TAMADA YUKI
- KOMATSU HIROAKI AOYAGI JUNKO
- KOBAYASHI KATSUKO
- 小林さち子
- KOBAYASHI SHO
- 小林ひさし
- KOBAYASHI LUI
- KOBAYASHI KAZUMI
- KOBAYASHI MITSURU
- Chiyoko Kobayashi
- KOBAYASHI CHIKA
- KOBAYASHI WAKAE
- 小林哲也
- KOBAYASHI TETSUSEI
- KOBAYASHI TETSUSEI/AZUMI HATSUKO
- 小林大
- 小林大介
- Sachiko Kobayashi
- Sachiko Kobayashi
- KOBAYASHI HIROKO
- KOBAYASHI SHINJIROU
- Akira Kobayashi
- Akira Kobayashi
- KOBAYASHI AKIRA/ASAOKA RURIKO
- 小林泰夫