Tales from Toyotoki: Arrival of the Witch developer Fragaria has announced Stellar Code, a new science-fiction mystery visual novel due out for PC via Steam in August 2025 in Japan. There are also plans to support an English release in the future.
Here is an overview of the game, via its Steam page:
About
Stellar Code is the next-generation sci-fi mystery brought to you by the creators of Tales from Toyotoki: Arrival of the Witch, a doujin visual novel that sold over 30,000 copies.
We plan to support an English version in the future.
Thank you for your understanding, and please stay tuned for further announcements.
Overview
Prepare to unravel an extraordinary mystery.
While Stellar Code is a mystery visual novel, it deviates from traditional formats—there’s no need to identify culprits or decode intricate tricks.
Instead, the mystery you must solve is a cosmic enigma rooted in the wonders of space and theoretical physics.
No Prior Knowledge Required
You don’t need a background in science to enjoy this story.
The keys to solving the mystery will be revealed as you progress through the narrative.
All you need to do is question the unknown alongside the characters and immerse yourself in the unfolding story.
A Visual Novel Experience
As a visual novel, the primary focus is on following the story and uncovering its secrets.
View the first screenshots at the gallery.
Screenshots