I／O



I/O is a song sung by Luka Megurine with Miku Hatsune, Rin Kagamine, and Len Kagamine doing the chorus. It is the two-hundred-and-thirteenth track, the two-hundred-and-fourteenth track, the two-hundred-and-fifteenth track, and the two-hundred-and-sixteenth track in Other Vocaloid Songs 51.