Error log explicitly says Image not found . Other characters render fine. Cause #3: Engine Rendering Limit (Ren’Py Arcane Overload) The “Arcane” version of Ren’Py cannot handle the brother’s “dekain” scale (often over 1500 pixels tall) and the required zoom transform simultaneously. The engine just gives up.
Translated from Japanese, “Uchi no otouto maji de dekain dakedo mi ni konai” roughly means: “My little brother is really huge, but he won’t come to my body.” Yes, you read that correctly. uchi no otouto maji de dekain dakedo mi ni kona fix
Dialogue says “He looms over you” but the screen is empty. No crash, just absence. Cause #2: Missing or Misnamed Sprite Assets (The “Dekai” Fault) The brother’s sprite sheets are massive (up to 4096x4096). Some mods or incomplete downloads miss the otouto_huge_01.webp or dekain_shadow.png files. The engine fails silently. Error log explicitly says Image not found
If you are a player of the cult-classic brother-sister comedy visual novel (2018), or one of its many fan-patched spin-offs, you know exactly what we’re talking about. The game’s infamous “Size Mismatch & Proximity Glitch” — colloquially called the “Dekai no Come” bug — has driven thousands of players to search for a solution. The engine just gives up
Game slows to 1 FPS, then the brother disappears. Happens only on low-VRAM systems. Part 3: The Ultimate “Uchi no Otouto” Fix (Step-by-Step) Here is the verified fix that works for 98% of users, compiled from the game’s unofficial patch notes (Patch v2.15 “Otouto Come Back”). Step 1 — Backup and Clean Install This bug leaves traces. Uninstall the game, then delete the saves/ folder and game/cache/ directory. Reinstall the full version from a trusted source (the Steam release or the official DLsite version includes the “Dekai” 4K assets). Step 2 — Apply the “Proximity Hard Reset” Console Command Launch the game, open the developer console (Shift + O on PC), and type: