Mini Dora SOS

Doramichan MiniDora SOS SOS ? is a Doraemon anime film based in the future where Doramichan, MiniDora and the sons of Gian, Suneo and Nobita are featured. It premiered in theatres on March 11, 1989 with Doraemon Nobita and the Birth of Japan. The movies original plot was written by Hiroshi Fujimoto and Motoo Abiko.

Source: Wikipedia