In the mobile app version of Pokémon HOME, players were able to receive a special Pichu by completing any challenge (to obtain a sticker),
and placing the sticker in a binder.
Players can receive it from the Mystery Gift > Gift Box option.
As per any Mystery gift redeemed on Pokémon HOME, this Pokémon's language follows the language that was set on the mobile app.
This Pokémon's OT Gender follows the gender of the avatar the player picked.