Small part of the teaser?/Un petit bout du teaser?

The english version is at the end of the article, click on the title of the article to enlarge and see the video.

Ceci aurait été posté par une personne vivant au Japon. Alors fake ou pas fake? Aurons-nous bientôt un teaser ou un trailer?

This video should have been posted by somebody leaving in Japan. Fake or not? Will we have soon a teaser or a trailer?