Expression Hider

The Expression Hider is a treasure in. It is a Japanese.

Collecting the treasure
It is at the southeast of sublevel 4 of the Secluded Courtyard, close to the exit of the cave. It is behind a numbered gate, so before you can collect it, you must first defeat the Foolix in the arena before it. To collect this treasure, you must throw 12 Pikmin at it.