Romance
Kimi Daruma- Kiyomizu Iroha Wa Koi O Shiranai
- Kodoku Na Tonakai
- Kohitsuji Hokaku Keikaku
- Koe No Kitachi
- Koi No Kamisama
- Koi No Kaihou
- Koi No Ichibyougo
- Koi No Chime
- Koi Nanka Shitakunai
- Koi Koinegau
- Koi Wo Suru Dna +
- Koi Wa Beniiro
- Koi Wa Amai Ga Shoppai Ga
- Koiseyo Moyashi - Timid Boy Blues
- Koigokoro Telepathy
- Koibumi Biyori
- Koibi
- Kokoro Note
- Kokodake No Himitsu
- Koko Dake No Hanashi (Mamiya Rin)
- Koitomo!?
- Koisuru Herb Shohousen
- Kokuhaku Kurabu
- Konkon Kokon
- My Lovely Master
- Kare Ga Kanojo O Tsukuranai Riyuu
- Konohana Link
- Kono Sora Ni Hibike
- Kono Minikuku Mo Utsukushii Sekai
- Kono Mama Ja Dame Mitai Desu
- Kotoura-San
- Koorihime Kitan
- Koi Saku Potager
- Crimson Game
- Kush
- Kurumi No Naka
- Kurubushi No Hone
- Kuroorihime To Kawaki No Ou
- Kuroneko Guardian
- Kuuki-Chan To Yankee-Kun
- Dare Nimo Naisho (Nashizuki Uta)
- La Partita
- Dead+Heart
- Omoide No Tsuzuku-Saki
- Lady Masquerade
- Last Summer Blues
- Last Exile - Ginyoku No Fam
