Nobita has been having a weird dream about a boy named Roppel and his strange companion Chami traveling in space. By a twist of fate, he met them in person where it turns out that they are real and that they were being pursued in space, causing their space vehicle to malfunction, connecting the space vehicle itself with Nobita's room. They journeyed to Roppel's planet and amidst their enjoyment, Nobita and Doraemon pledged to help Roppel's planet free from their oppressors. 

(Source: ANN)

Emperor Chiaotzu's wife has gone missing, and he is told by Master Shen that if he collects the seven dragon balls he can call upon the eternal dragon and wish for her return. Meanwhile, Goku and Krillin attend the World Martial Arts Tournament, which is hosted by the Emperor; Bora and his son Upa attempt to hide the dragon ball they found from the emperor's forces, which are under the control of the evil Shen and General Tao; and Bulma conducts her own search for the dragon balls with the help of Yamcha, Puar, and Oolong. (Source: Written by page8701 from IMDB)

When Yoshinaga Futaba wins the first prize in a lottery, the prize turns out to be a stone gargoyle. More surprising yet, the gargoyle turns out to be alive. (Source: ANN)

Lupin has a lively time of it this time in a classic car race from Madrid to Paris. The race prize is Napoleon's dictionary, which contains the key to the Treasure of the Empire, something that just about everybody seems to be after. Lupin and his buddies take off after the prize, pursued not only by the perennial Inspector, but also by an army of secret agents from around the world. Classic cars and state-of-the-art weapons heighten the speed and thrills of this adventure.

(Source: AniDB)