Japanese

ピカチュウのなつやすみ

English

English: Pokemon: Pikachu's Summer Vacation

Ash and his friends arrive at a Pokémon-only park. They set all their Pokémon loose and, after Ash tells Pikachu to watch over Togepi, they enter for a day of fun and relaxation. Unfortunately, it's not going to turn out the way they had hoped.(Source: Serebii)