Allows Nobita and his friends to negotiate with alien species and intergalactic forces.

: A biological oddity placed inside the ear canal. It relies on absorbing brainwave energy, whereas the Translation Jelly is purely culinary and consumed orally.

If you're looking for a translation of "Doraemon" or related terms:

: Once chewed and swallowed, the consumer can speak any foreign language fluently. They automatically hear foreign speakers in their native tongue.