Doraemon Movie 02: Nobita no Uchuu Kaitakushi

When a wormhole accidentally opens in Nobita's room, he and Doraemon discover an entirely new world on the other side: a distant planet named Koya, inhabited by a race of adorable, cat-like aliens. Their new friend,ロップル (Roppuru), reveals that his home is under threat from a ruthless corporation intent on exploiting Koya's rich resources. It's an intergalactic land grab, and Koya's peaceful inhabitants are powerless to stop it. With the fate of an entire civilization hanging in the balance, it's up to Nobita, Doraemon, and their trusty gadgets to rally Koya's people and protect their home. Get ready for a heartwarming and hilarious adventure that proves even the unlikeliest heroes can make a cosmic difference.

✦ AI-drafted summary