Project Sekai: Ayakashi Yokochou no Natsuyasumi

Sinopsis en inglés

Before you knew it, you found yourself in an unfamiliar place. It was a mysterious SEKAI inhabited by the ayakashis. It seems you’ll need to make the summer festival a success to return to your original world!? Work together with the ayakashis—who look familiar for some reason—to make the summer festival a success!