Fight off Marguerite while she wanders the old house to make her run away.

Increase your item slots.

Use a lock pick to open something.

Block an enemy attack by guarding.

Destroy a Mr. Everywhere statuette.

Finish Left Behind on Normal

Win the brick throwing contest

Spend a Ninjanuity Token to purchase a Combat Upgrade

Craft every item

Traded in stamps while in Mementos.

Completed a Mementos request.

Completed the castle Palace.

Scored a hit at the batting cages.