世界の中心で中指を立てた馬鹿者 (Sekai no Chuushin de Nakayubi o Tateta Bakamono)

The Idiot Who Raised His Middle Finger At The Center Of The World is a song sung by Miku Hatsune with Luka Megurine doing the chorus. It is the two-hundred-and-twelfth track in Other Vocaloid Songs 9: Mostly Luka Volume 2 and the one-hundred-and-twelfth track in Other Vocaloid Songs 22: Greatest Hits Of Miku Volume 6.