ずっと、ずっと… (Zutto, Zutto…)

Forever, Forever is a song sung by Meiko Haigo, Kaito Fuga, Miku Hatsune, Rin Kagamine, and Len Kagamine. It is the two-hundred-and-fortieth track in Other Vocaloid Songs 6, the one-hundred-and-forty-second track in Other Vocaloid Songs 7: Mostly Kaito, the eleventh track in Other Vocaloid Songs 11: Mostly Rin, the two-hundred-and-twenty-sixth track in Other Vocaloid Songs 19: Greatest Hits Of Miku Volume 3, and the one-hundred-and-fifth track in Other Vocaloid Songs 25: Mostly Len.