#Japan #Tokyo #G-MODE #Néro & Sci #Rope-kun Adventure

G-mode Unveils Two Exciting Game Demos

G-mode, a prominent game development and publishing company based in Tokyo, Japan, is set to showcase two new titles at the upcoming Steam Next Fest, scheduled for October 13 to 20, 2025 (PT). The two games, Néro & Sci and Rope-kun Adventure, are making their debut through playable demos that attendees can experience firsthand. This is an excellent opportunity for players to dive into engaging puzzle-action gameplay before the full releases.

Event Details

The Steam Next Fest will kick off at 10:00 AM PT on October 13, 2025, and will continue until 10:00 AM PT on October 20. The demos for both games will be available for the duration of the festival, allowing players ample time to check them out. However, it's important to note that while the demos are set to remain available after the event, their availability could end without prior notice.

For more details, you can visit the Steam Next Fest event page.

Introducing Néro & Sci

Overview

One of the highlights of this lineup is Néro & Sci, developed by the French indie game studio SOURIS-LAB. This title offers players a unique journey through a visually stunning world rich with numbers, mathematical symbols, and geometric figures. It is a puzzle action game that has been developed under the supervision of the Institute of Mathematics Education in Lyon (IREM de Lyon).

In the demo, players will experience the tutorial and the first three levels of World 1, providing a glimpse into the beautifully crafted environment and the innovative gameplay mechanics. The game emphasizes the fusion of science, art, and gameplay, depicting a realm where logic becomes a creative language.

For more information, check out the Néro & Sci Steam page and watch the game introduction video.

About SOURIS-LAB

Founded in 2019 in France, SOURIS-LAB focuses on creating interactive experiences that merge artistic aesthetics with thoughtful engagement. The studio aims to develop games that appeal to a broad audience, including those who may not typically play video games. Néro & Sci is a perfect example of this mission, with its potential educational benefits being explored through a related project aimed at school settings, supported by several French educational institutions.

You can find more about SOURIS-LAB on their official website and follow them on X.

Exploring Rope-kun Adventure

Overview

The second title showcased will be Rope-kun Adventure, developed by indie creator Kei26. This engaging top-down puzzle action game invites players to explore the possibilities of rope mechanics while guiding the protagonist, Rope-kun, through various obstacles and puzzles.

The demo features eight stages (from 1-1 to 1-8), allowing gamers to immerse themselves in the colorful and challenging world of Rope-kun. The game aims to offer enjoyable gameplay for both seasoned players and those less familiar with video games.

To learn more, visit the Rope-kun Adventure Steam page and watch the game introduction video.

About Kei26

Kei26 is an indie game developer on a mission to create engaging games that can be enjoyed by people with varying degrees of gaming experience. He has a background in creating accessible play experiences, evidenced by his achievements in notable gaming events, including receiving the KIDS SELECTION AWARD at BitSummit the 13th for Rope-kun Adventure.

You can find more about Kei26 on their official website and follow them on X.

About G-mode

G-mode is a well-regarded game content development company involved in mobile, PC, and console gaming. They have successfully published numerous titles, including their original games like Minna de Kuki Yomi and the Tori Tamashi series, which are widely celebrated. G-mode also licenses classic arcade titles from the former Data East and launched the G-mode Archives project, reviving feature phone games. Established in 2018, G-mode expanded its publishing efforts to Nintendo Switch and indie titles, further enriching its portfolio.

For more about G-mode, visit their official website and the various social media platforms where they share updates and interact with fans.

Testing these demos is an exciting opportunity for gamers to experience fresh, innovative gameplay from Japanese and international developers. Mark your calendars to join the Steam Next Fest and play Néro & Sci and Rope-kun Adventure!