Voiced postalveolar fricative
The Voiced Postalveolar fricative /ʒ/ is also known as a palatal, because of some of the influence of the palate in direction of the tongue, but it's not a true palatal sound.
Natlangs
English
English, like many language, has many loanwords from French which have the /ʒ/ sound. In many cases the sound is transformed into /ʤ/ in English, due to English tendency towards that sound. However, there are a few words which do have /ʒ/ outside of French loanwords. Examples include pleasure /plɛʒɘɹ/, leisure /liʒəɹ/ or /lɛʒəɹ/, Asia /eʒə/, vision /vɪʒən/.
Romance Language
French
The sound /ʒ/ is represented two different ways in French. The first way is the orthographic j. The second ways is to get g before i or e. This is a common sound in the French language, making it one of the signature sounds of it. Many languages can get this sound via French Loanwords.