Video game · 2026

Project Sekai: Ayakashi Yokochou no Natsuyasumi

Released 18 August 2026 on web browser

Developer: Colorful Palette
Publisher: Sega, Colorful Palette
Made in: Shibuya, Japan
Genre: Visual Novel

About Project Sekai: Ayakashi Yokochou no Natsuyasumi

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!

Summary: IGDB.