To the Farthest Reaches of the World
After the Princesses defeat the Band Snatch with their newfound powers, the mastermind behind the allegations appears before them: the Red Queen, ruler of Alicepia. The Queen said, "For Alicepia to survive, one must be strong." This is why she is giving them trials, in order to encourage their evolution.
Aired 21/09/2025EP 24 - To the Farthest Reaches of the World

Princess-Session Orchestra
The anime takes place in Alicepia, which is a mysterious country that has existed since ancient times. The inhabitants of Alicepia, the Alicepians, are a fun-loving people, but one day mysterious monsters called Jamaock appeared to threaten the peace of Alicepia. The story follows a trio of "princesses" who never forget the song in their hearts, even when facing such danger and step up to save the day with the power of music.
(Source: Anime News Network, Crunchyroll News, edited)