Kajiura Yuki
Kana Nishino
Kanon
Kanon Wakeshima
Karen Girls
Kawada Mami
Kawamura Yumi
Kimura Maki
Kitagawa Keiko
Koda Kumi
Komatsu Ayaka
Komatsu Rika
Konno Yukari
Kosakura Etsuko
Koshimizu Ami
KOTOKO
Kozue Takada
Kugimiya Rie
Kukui
Kumoko
Kuribayashi Minami