Otetsu feat. Megurine Luka - Kara
otetsu feat. Megurine Luka - 飴と鎖 | Ame to Kusari | Candy and Chains
otetsu feat. Megurine Luka - ナイトアンドデイ | Night and Day [VOCALOID]
otetsu feat. Megurine Luka - Noraneko
Megurine Luka feat Otetsu - Depression of Cybernetics