Doraemon is sent back in time by a young boy named SewashiNobi to improve the circumstances of his great grandfather, Nobita so that his descendants may enjoy a better future

Doraemon has a pocket from which he produces many gadgets, medicines, and tools from the future. The number of gadgets has been approximated at 4,500. It is this constant variety which makes Doraemon popular even among adult readers/viewers. At the end of every episode a moral is taught

The other important charectersare :Shizuka (The only main female character) ‘Gian’, Suneo, Dekisugi, Nobita’s parents; and Doraemon’s little sister, Dorami.