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CYAN BRAIN

Also known as CYAN BRAIN, cb, cyan brain

Cyan Brain is a decadent sci-fi side-scrolling action shooter. Awaken to face endless slaughter and desperate encounters. "Are you ready to make the ultimate devotion?"

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Last update

21 May 2026

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Latest update

AnnouncementPublished 03 Mar 2026

What's Coming to Cyan Brain 2

Hi everyone! Even after nearly three months, we continue to receive wonderful feedback and impressions from all of you regarding Cyan Brain. Thank you so much—your support is what keeps us moving forward! To show our ap…

2 changesGameplay

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Update history

Browse past updates and patch notes for this game.

20updates

February 2026
LifeGuard Legend is the spiritual successor to the acclaimed game NTRaholic! About Game Ryouma, the cousin of the infamous landlord Ryunosuke, was once the captain of his collegiate swimming team. His promising athletic…5 changesStore19 Feb 2026
The legendary fox spirit is back! Following the perfect ending of Mirai's Midnight Stream, continue the story with the same protagonist, "Kanou Mirai." This is a standalone title and can be enjoyed without owning the pr…9 changesFixBalanceStore14 Feb 2026
January 2026
V1.15 UpdateFixed shower animation errors. Fixed some text issues.Announcementv1.152 changesFix24 Jan 2026
The legendary fox spirit is back! Following the perfect ending of Mirai's Midnight Stream, continue the story with the same protagonist, "Kanou Mirai." This is a standalone title and can be enjoyed without owning the pr…9 changesFixBalanceStore23 Jan 2026
Cyan Brain Sold 50,000 Copies & First Look at Cyan Brain 2!Artist: 巴結 -- Hi everyone, A huge thank you for playing Cyan Brain. Reaching the 50,000 copies milestone is a tremendous encouragement to us. We have received all your feedback, both praise and criticism, and we hold th…Announcement14 Jan 2026
About Game Over time, the world's mana has been slowly corrupted... Star Apostle, you have been summoned! Set out on a fantasy adventure, defeating monster lords, destroying nightmare shards, and purifying the land. Ama…5 changesMapsStore09 Jan 2026
Cyan Brain V1.1.4 & Achievements Are Now Live!Thank you all for your patience! Achievements for Cyan Brain are now officially live. We have also implemented the following fixes and updates: Added sounds for the shower scene with HS202. Fixed enemy illustrations whe…Announcementv1.1.45 changesFixGameplay06 Jan 2026
Hi everyone, As many of you may have noticed, the achievements for Cyan Brain are now visible on the store page! However, we still need a little more time for testing, so it is normal if they cannot be triggered just ye…1 changeStore05 Jan 2026
December 2025
About Game "To thank you for all your help lately, my husband and I would like to invite you over for dinner tonight..." At the invitation of your neighbor, Ayano, you head next door to enjoy a meal with the couple. Her…4 changesStore17 Dec 2025
Artbook Now Available & Achievements ConfirmedWe are thrilled to announce that the official Cyan Brain Artbook is now available. We hope you enjoy diving deeper into the sci-fi world of Cyan Brain. Furthermore, we are excited to confirm that Steam achievements are…Announcement1 changeGameplay17 Dec 2025
V1.1.3 Hotfix (Save Issue)Fixed an issue where respawning after saving would still place the player back at the beginning of the level. The saving issue is still under active investigation and repair. If you encounter any other related issues, p…Announcementv1.1.31 changeFix17 Dec 2025

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