Fukaishisū Crisis (不快指数クライシス)

"Fukaishisū Crisis" (Discomfort Index Crisis) is AETA's fifth single. It is sung by Kagamine Rin, and was released in celebration of her and Len's fifth "birthday".

Links

 * KarenT - Fukaishisū Crisis
 * Purchase - iTunes (JP)
 * Purchase - AmazonMP3