An extra episode of Hakumei no Tsubasa based on the Pokemon: Sword and Shield Expansion Pass. It takes place on the Isle of Armor and the Crown Tundra.

There are strange people in this world. If it is short, it will disappear for several days, and if it is long, it will disappear for hundreds of years. The name and personality changed, and suddenly appeared by someone's unexpected idea. Even though he is the most weird, he is loosely accepted and used by his boss. This is the story of such strange people. (Source: MAL News)

Mini anime for Munou na Nana released weekly on the official Twitter and website.