Paste it back into the main JSON folder to overwrite the corrupted configuration.
For players, the April builds delivered several meaningful additions:
Ayano received a new, higher-quality animation for "gazing lovingly at a photo of Senpai".
: A bottle of bleach was added to the school pool's pump room, placing cleaning supplies (bucket, mop, bleach) in close proximity to assist with evidence disposal. Enhanced Animations Yandere Simulator v04.01.2025
(the January 4th, 2025 build) marks a critical stability patch in the game's long-term development history, resolving game-breaking softlocks introduced during a massive overhaul of the Custom Mode framework. Released by independent developer YandereDev, this version specifically targeted file compatibility errors, controller integrations, and asset corruption bugs that severely crippled gameplay just days prior. By introducing automated JSON backup systems and fixing character model glitches, the v04.01.2025 build serves as the baseline patch that preserved player creativity during the simulation's sandbox-heavy era. The Evolution of Custom Mode: Context Behind the Patch
Club members reject malicious rumors about their close friends.
: This build addressed a "psychic student" bug where students would instantly know if you concealed a corpse even if they were on the other side of the map. 3. Notable Elimination Methods Use these methods to remove rivals without a Game Over: Paste it back into the main JSON folder
: Five new "Schoolday" music tracks (#7 through #11) were added to the 1980s Mode, bringing 45 total variations based on school atmosphere and player sanity.
Fixed a massive visual bug where forcing custom textures on female students inadvertently cloned the female delinquent archetype across every single female NPC in the school. 2. Controller & Hardware Optimization
While the daily quests were a playful jab, the update also included a more substantial feature that the blog post mentioned almost as an afterthought: . Enhanced Animations (the January 4th, 2025 build) marks
: Fixed an issue where she would get stuck in the shower building when attempting to leave a note in a suitor's locker during matchmaking.
The game engine has undergone further optimization. The lighting system has been overhauled to reflect the changing seasons; the sakura trees in the school courtyard now shed petals dynamically, and the skybox shifts to match the time of day with greater realism. The atmosphere aims to capture the unsettling contrast between a beautiful Japanese high school and the dark deeds committed within it.
Players loading into the game reported severe visual and structural anomalies: Senpai spawning bald and missing texturing. The protagonist losing her eye pupils.
YandereDev's December 2025 posts indicate ongoing work on animations, voice lines, and cutscenes, suggesting that development continues at a deliberate but consistent pace.
: The volume of the Chainsaw's stealth attack sound effect was increased. Character Schedules