Doraemon: The New Record of Nobita - Spaceblazer

While Nobita is sleeping, he suddenly feels the floor is trembling, like there would be an earthquake in his room. A little rabbit from an alternate universe named Chamii opens the door between the dimensions using a hammer and gets inside Nobita's room through the floor. Nobita waks up and Doraemon hears somebody steals food from the fridge in the...