Doraemon (ドラえもん) is a fictional character in the Japanese Manga series "Doraemon". This show is created by Fujiko Fujio, the show is based on a Japanese comic series which is written by Hiroshi Fujimoto and Motoo Abiko. The main character of this show is a robotic cat (Doraemon), who has came from the future, to help a boy called Nobita. Doraemon was sent by Nobita's great great grandson Sewashi Nobi from 22nd century to ease Nobita's life so that his descendants lives a better future. Although Doraemon is an imperfectly-made-factory rejected toy from the future, but for the original timeline, Doraemon is a cool, friendly and an advance robotic cat who has a fourth dimensional pocket which holds futuristic Gadgets and infinite storage.
Doraemon is so popular in Japan that you can see Doraemon themed stores, parks and even trains. Not only in Japan but you can find the craze for Doraemon all around the world especially in India, Taiwan and Indonesia.