Doraemon has been with Nobita for eighty years. Before Nobita died, he said to Doraemon: "After I leave, you should go back to where you belong." Doraemon agreed. After Nobita's death, Doraemon used time to go back to eighty years ago and said to Nobita when he was a child: "Hello Nobita, my name is Doraemon."
Intention: