クリプトン・フューチャー・メディア
For illustrations of the characters, Crypton Future Media licensed "original illustrations of Hatsune Miku, Kagamine Rin, Kagamine Len, Megurine Luka, Meiko and Kaito" under Creative Commons-Attribution-NonCommercial 3.0 Unported ("CC BY-NC"), allowing for artists to use the characters in noncommercial adaptations and derivations with attribution.