Available in the
East Forest, and requires you to have the
Fire Wand (Overworld),
Magic Dagger (West Garden), and
Magic Orb Hook (Frog's Domain / Ruined Atoll).
Proceed to the lower forest, and you can find an area where you'll be ambushed by spiders. Nearby find an enemy on a ledge near a hook spot. Use the Fire Wand and Magic Dagger at the same time to freeze the enemy at distance. Use the Magic Orb to hook yourself up to the ledge, and take the chest.
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You can find the answer on how to do this on Page 53.