When is the hoopa Pokemon event?

The Hoopa Pokémon event typically occurs during special in-game events or promotions in Pokémon games, such as Pokémon GO or the main series games. Specific dates can vary each year, so it's best to check official Pokémon websites or social media channels for the most current details. For the latest updates on events, players can also follow announcements from Niantic or The Pokémon Company.