If you're looking for manga similar to The Doraemons: Doraemon Game Comic, you might like these titles.
In the distant future, Asumi--a girl who has no clue to her memories but a drawing of a green-haired, ponytailed person--finds her only friend in Asimov, a battered old delivery robot. The strange companions travel the stars together in search of the mysterious ''Miku,'' only to learn the legendary idol has taken different forms on many different worlds!
Signal, a robot companion built for Nobuhiko, is attacked by Pulse, one the its creator's previous prototypes. Reprogrammed by Dr. Otoi's mysterious rival, Pulse is loaded down with weapons and sent on a mission by Otoi: steal the most recent robot technology, and obliterate anything that gets in his way.
It's said that Thomas Edison stuffed all of his knowledge into his final invention, a screw. Presently, said screw is buried inside the head of Matsunaka Spica, a high-school girl!!! When Matsunaka Spica's thoughts rise to a high enough level, she can create amazing inventions that would normally be impossible to construct!
Centers on the everyday lives of shoujo manga artist Yako and her cat-type robot assistant Poko.
Long, long ago four witches of great power were sealed away in a mysterious kingdom ruled by a mysterious king. To this day, the legends say that the one who finds their graves will have their wish granted - however impossible that wish may be. Daidai, a girl who escaped from the king's treasury, believes in those legends and starts her journey through the magic kingdom, accompanied by Matsuba, a small boy-robot who loves her. What really is their destination? And what wish shall the graves of the four witches grant the unlikely companions?