Chorus Plains is a vast field in the Forte territory of the World of Eternal Sonata connecting Agogo Village to the Cabasa Bridge, which leads to Fort Fermata. It is visited in Chapter 2: Revolution and Viola's house can be found here. The party learns here of the dangerous effects of mineral powder and continues their journey to seek an audience with Count Waltz.
- Maledictor (later appears as a roaming monster in Fort Fermata)
- Talk to the Goatherd with the Long Johns on hand to receive the Goat's Milk.
In music, a chorus is another word for "choir," or a vocal ensemble of singers.