In Falsus launches on Steam tomorrow

lowiro’s In Falsus is due to launch on Steam on September 9, 2026, according to the game’s Steam store page and a September 8 post from its official English-language X account. The post said the release is “tomorrow,” putting the launch on Wednesday, September 9. (store.steampowered.com) Steam identifies In Falsus as a PC release published and developed by lowiro, the studio behind Arcaea. The Steam page describes In Falsus as a rhythm game built around a card system and a layered narrative, set in a near-future world with five interconnected protagonists. lowiro has also called it its “brand new music game” and, in earlier promotional material, its second music game title after Arcaea. (store.steampowered.com) ### When exactly does “tomorrow” mean here? September 8 is the date attached to the official launch-eve post, and Steam lists the release date as September 9, 2026. Taken together, those pages point to a Wednesday launch on Steam. The Steam page does not, in the search result text available here, show a final hour-by-hour unlock time. (store.steampowered.com) It does show the product page as live ahead of release, with wishlist and follow functions active before launch. ### What kind of game is In Falsus? Steam describes In Falsus as “a mesmerizing rhythm game” tied to “an intricate card system” and a layered story. (store.steampowered.com) The official site calls it a “story-centric rhythm game,” while lowiro’s earlier Steam news post said the demo was a preview of the company’s upcoming second music game title. The game’s setting centers on five protagonists in a near-future world, according to the Steam page. That same listing tags it across rhythm, music, visual novel, story-rich and deckbuilding categories, giving a clearer picture of how lowiro is positioning it on PC. (store.steampowered.com) ### Who is making it, and how is Arcaea part of the pitch? lowiro is the developer and publisher listed on Steam. The company has repeatedly presented In Falsus as a new title from the creators of Arcaea, including on its own news page announcing the September 9 release date. (store.steampowered.com) July 21 was the date lowiro publicly posted that In Falsus would release on September 9 for PC via Steam. That announcement framed the launch as the arrival of lowiro’s new music game and linked it directly to the studio’s Arcaea pedigree. ### What does the Steam version include at launch? (store.steampowered.com) Steam lists In Falsus as a single-player game with Steam Achievements, Steam Cloud and Family Sharing support. The page also says the game has an English interface and subtitles, plus Japanese, Simplified Chinese and Traditional Chinese language support, with full audio listed for Japanese. (store.steampowered.com) The store page also marks the title as Steam Deck “Playable,” rather than assigning it the higher “Verified” label. Steam says a demo is available now, giving players a way to try the game before the September 9 release. (lowiro.com) ### What should players watch for next? September 9, 2026 is the next concrete milestone, with the Steam release page already live ahead of launch. Steam’s listing remains the main place to track availability, features and any post-launch updates once the game unlocks. (store.steampowered.com)