(C93) [Esulio. (Sasa no Neko)] Luka-chan no Ecchi! (VOCALOID)

Luka Nee-san no Kango

(C88) [SUBCONTRACT STUDIO (luphis)] Luka Nee-san no Kango (VOCALOID)

(C80) [PK Gristle (Igumox)] KALUKALU (Vocaloid) [English] {doujin-moe.us}

(C89) [SUBCONTRACT STUDIO (luphis)] Luka Nee-san no Kekkon (VOCALOID) [English] [Heavenchai]

(C83) [PK Gristle (Igumo Kusu)] KALUKALU II (VOCALOID) [English] {doujins.com}

(C80) [PK Gristle (Igumox)] KALUKALU (Vocaloid)

(COMIC1☆3) [ETC x ETC (Hazuki)] Miku to Luka (VOCALOID)

(C83) [PK Gristle (Igumo Kusu)] KALUKALU II (VOCALOID)

Luka Nee-san no Kekkon