Mad Island — patch notes and updates
Stored observation / content update:
Dated developer announcements recorded from Steam. Open the source for the complete update.
| Update | Date | Excerpt / source |
|---|---|---|
| update v0.5.10.2 [beta] | 2026-05-11 | Bug FixesSeveral bug fixes have been implemented.FixesFixed visual bugs (Daruma limbs not displaying correctly, interiors in the Underground Mine being too bright)Fixed several other bugsFixed an issue where, after sleeping or similar transitions, moving to another stage before the environment color finished updating could cause the environment lighting to remain set to the outdoor configurationAdjusted the Cave Ape size type from Large to MediumAdjusted the Restraint Chain UI to display the IDs for Expression and Layer Type. |
| update v0.5.10.1 [beta] | 2026-05-09 | HotfixA critical bug has been fixed.FixesFixed an issue where rewards from the Logging Site and Mining Site were not being applied correctly. |
| update v0.5.10 [beta] | 2026-05-09 | Beta Version NoticeThis version requires opting into the beta branch to play. Please note that stability is not guaranteed, and we strongly recommend using a separate save file when playing this version.AdditionsMilking Machine (Large Female Native, Large Girl)Daruma (Large Girl)Added 2 new animal NPCsAdded new stage: Underground MineAdded Restraint support for Female NativesAdded new field BGM tracksAdded several new itemsFixes & AdjustmentsFixed an issue where animations would stop when placing a faceless Mummy into the Milking MachineFixed an issue where weapon slash effects and other effects would sometimes fail to appearAdjusted the item |
| update v0.5.9.1 [beta] | 2026-04-08 | HotfixA critical bug has been fixed.Fixes & AdjustmentsFixed an issue where breeding at the Breeding Facility was no longer functioningFixed several visual bugsAdjusted so that some NPCs can now use the Pregnancy AcceleratorAdjusted pregnancy checks for some NPCs during H scenes with Young Men |
| update v0.5.9 [beta] | 2026-04-07 | New H ScenesYona × Son (Normal)Maiden × Male (Forced)AdditionsDismantling (Son)Gallows ( Maiden, Fat Young Man)Guillotine (Maiden, Fat Young Man)Hooks (Maiden, Fat Young Man)Punching Bag (Maiden, Fat Young Man)Wooden Horse (Maiden, Fat Young Man)Added appearance variations for Daruma (Maiden)Milking Machine (Maiden, Mummy, Underground Woman)Fixes & AdjustmentsFixed an issue where Small Native NPCs on the map were no longer wearing the “Triangle Hat”Fixed several visual bugsAdjusted so that training animations will now play even when a corpse is placed on the Punching BagFixed an issue where H scenes between Young Men and pregnant Female Nativ |
| update v0.5.8.2 [beta] | 2026-02-25 | Bug Fixes & AdjustmentsFixed an issue in Android H scenes where the neck and head scale values were not applied correctlyFixed an issue in Android H scenes where the penis color was not displayed correctlyFixed an issue where hairstyle edits for Android Type-A and Type-C were not loading properlyFixed incorrect neck scale values when using a Giant head in Android productionFixed an issue where the effect of the item “Bottle (Flower)” was not calculated correctly |
| update v0.5.8.1 [beta] | 2026-02-24 | AdditionsAdded new Android applications for:Large Young ManLarge BoyFixes & AdjustmentsFixed several visual bugsFixed an issue where the Android’s laser firing position was misalignedAdjusted so that NPCs carried and dropped within a stage will no longer disappear immediately after reloading the stageAdjusted the Android’s neck thickness and length to appear more naturalAdjusted so that hairstyles other than the default for Kana and Lulu can now be applied to Androids |
| update v0.5.8 [beta] | 2026-02-23 | Beta Version NoticeThis version requires opting into the beta branch to play. Please note that stability is not guaranteed, and we strongly recommend using a separate save file when playing this version.New H ScenesMale × Prototype Type B (Normal)Male × Prototype Type C (Normal)Male × Android (Normal)AdditionsAdded approximately 20 new itemsAdded Dismantling options for:Large Female NativeLarge Male NativeChubby GuyAdded new Android applications for:Large Female NativeChubby GuyYoung LadyDaughterFixes & AdjustmentsFixed an issue where unnecessary .xml files inside the Visiting data folder could prevent Visiting data from loading correctlyAdju |
| update v0.5.7 [beta] | 2026-01-24 | HotfixFixed a critical bug related to the Visiting feature.FixesFixed an issue where loading stage data with zero companion NPCs caused the Visiting data to fail to load properly, making the Visiting feature unusable. |
| update v0.5.6 [beta] | 2026-01-18 | Bug FixFixed an issue where apparel equipment colors were not applied correctly.(Under the current specification, the base equipment’s color is applied to apparel.) |
| update v0.5.5 [beta] | 2026-01-17 | Bug FixesSeveral bug fixes have been implemented.AdditionsAdded a feature to call followers and waiting protagonists (Accessible via the Q key)Fixes & AdjustmentsFixed an issue where Simple Houses could be moved even when NPCs were insideAdjusted so that H scenes can now be performed indoors with a waiting protagonistFixed an issue where, if Yona or Male Player clones remained in save data due to an error, they are now converted into a Young Lady and a Young Man upon loadingAdded error-handling measures when loading Visiting data from the WorkshopAdjusted so that the name of the selected Visiting data is now displayed when chosenFixed an issu |
| update v0.5.4 [beta] | 2026-01-12 | HotfixSeveral critical bugs have been prioritized and fixed.Fixes & AdjustmentsFixed an issue where allies were not healed by the Ent Queen’s healing skillFixed an issue where, when a wandering Native was the father, the grown-up son’s model was not generated correctlyFixed an issue where, before completing Nami’s event, inviting Nami for an H scene while “Sex Scene Lock” was turned off could cause the H scene to malfunctionFixed an issue where the Young Lady’s melee attack search range was not setFixed several visual bugsAdjusted so that Takumi’s son now grows into a “Chubby guy”About Data FixesIf you already have multiple Takumi characters, |
| update v0.5.3 [beta] | 2026-01-10 | HotfixA critical bug has been fixed.Fixes & AdjustmentsFixed an issue in Yona × Male (Missionary) H scenes where some back hair parts were not animated correctlyFixed an issue where H animations for pregnant Female Natives (before the belly becomes visible) were incorrectly using normal H animationsAdjusted so that all characters can now carry contraceptivesFixed an issue where Yona’s pregnancy state was not visually reflected after loading a saveAdjusted so that the protagonist’s maturity value (the number shown in parentheses after the name) is now saved correctlyFixed several visual bugsAdjusted so that some NPCs can now use the rejuvenati |
| update v0.5.2 [beta] | 2026-01-10 | Bug Fixes & AdjustmentsFixed an issue in Yona × Male (Missionary) H scenes where some back hair parts were not animated correctlyFixed an issue where the chest was no longer displayed during Elder Native Woman H scenesFixed an issue in Yona × Male events where non-controlled characters could sometimes fail to appearFixed an issue where NPCs born from the Maiden did not have their type properly setFixed an issue where the Maiden could not be placed on racks or chairsFixed an issue where voice audio was not played correctly when using the Flesh ToiletAdjusted Workshop stage upload thumbnails so that the title and language text are now displayed |
| update v0.5.1 [beta] | 2026-01-09 | HotfixWe have fixed a critical bug.Fixes & AdjustmentsFixed an issue where the DLC update button could appear on the title screen even when the correct DLC version was installedFixed an issue where line breaks in some story text were not displayed correctlyFixed a bug where the game could soft-lock when dismantling the Elder Native Man’s headAdjusted so that affinity now increases/decreases from emotions between protagonists as well |
| update v0.5 [beta] | 2026-01-09 | Beta Version NoticeThis version requires opting into the beta branch to play. Please note that stability is not guaranteed, and we strongly recommend using a separate save file when playing this version.New H ScenesYona × Man (Normal) × 3New FeaturesPregnancy and childbirth system for YonaWorkshop upload feature for Visiting dataYona × Man eventsDismantling (Young Lady)Daruma (Young Lady)Enabled the Young Lady to have sex with several NPCs (Takumi, Native, Large Native, Small Native, Young Man, Elder Native, Large Young Man) Note: Young Lady graphics are not yet implemented in some scenes.Enabled Yona × Takumi (Normal H)Fixes & AdjustmentsFix |
| update v0.4.5.6 [beta] | 2025-11-07 | We have fixed a critical bug.FixesFixed an issue where followers were not positioned correctly near the player after loading a saved game. |
| update v0.4.5.5 [beta] | 2025-11-06 | We have fixed a critical bug.FixesFixed an issue where contact damage hit detection caused by skills such as Cursed Hand and Reaper’s Scythe was not processed correctly. |
| update v0.4.5.4 [beta] | 2025-11-06 | We have fixed several critical bugs.AdditionsOutfit: Raider’s Leather OutfitFixes & AdjustmentsCorrected several localization textsFixed an issue where contact damage (e.g., Cursed Jar, Chaos Vines) could damage wandering NPCsFixed a bug where saving with a small animal NPC in the player’s backpack could reset the animal’s parametersFixed an issue in the Apparel feature where Yona’s apparel data might fail to load correctlyAdjusted Reika’s H scene so that Reika’s ribbon equipment is now properly applied |
| update v0.4.5.3 [beta] | 2025-11-02 | Fixes & AdjustmentsGeneralFixed an issue where descriptions for each option in the Dialogue Editing feature were not displayedAdjusted so that NPCs with custom dialogue now show a “Dialogue Edit” button in the NPC menuFixed an issue where the highlight in the eyes of the Elder Sister Native was not displayedAdded an F attack to the Chaos RingAdded a special effect to the Toy HammerRaid ModeAdjusted so that NPCs set to “Survivor type” will not become hostile and will instead use visiting dialogue linesAdjusted so that Yona can now be interacted with (R key) when downed in Raid ModeAdjusted so that companions brought along can now follow and ca |