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Play Monsters, Inc. (Japan edition · Japanese) Online
Monsters, Inc.
Play Monsters, Inc. online. It's a GBA action game where you use Sally to avoid CDA, explore the stage, collect pieces for Boo's door, complete puzzles, and take on the boss.
Browser play

Game Boy Advance (GBA) — EmulatorJS controls
Default Player 1 keyboard mapping. Change keys in Controller Settings.
| Console button | Keyboard |
|---|---|
| ↑ / ↓ / ← / → | ↑ / ↓ / ← / → |
| A / B | Z / X |
| L / R | Q / E |
| START / SELECT | Enter / V |
Open Controller Settings to configure your keyboard or gamepad. Touch controls are available on mobile.
How to Play Monsters, Inc.
Quick start
Select NEW GAME and enter the first open door in the hub. Check the conditions screen and operate Sally to collect the required number of Boo's door pieces scattered around the stage. Avoid CDA personnel, use B + cross button to sneak, R to use roar, and push movable objects to open the way. After clearing the area, fit the collected pieces into the puzzle on the door, and once completed, the area boss will be unlocked.
Controls
Menu: Select with up and down, press A to go forward/yes, B to go back/no. During the game: Use the cross button to walk, run, jump, sneak, push things, climb ladders, enter doors, and operate the sled. Twice to the right to charge, A to jump, B to open the door, B + cross button to sneak, R to shout, L to rough launcher, START to pause, SELECT to map. Scroll the map with the cross button, A to display collectibles, L to change floors, R to main map, and SELECT to exit. For door puzzles, use the cross button to move pieces, press A to fit, B to change pieces, R/L to rotate left/right, and SELECT to end.
Monsters, Inc. Game manuals
Cheats
No cheats have been added for this edition.
Player verification and sources
Browser play was reviewed before this edition was published in the catalogue. The date below is the catalogue publication date, not the game’s original release date.
- Browser test and catalogue publication date
- Browsers and devices
- PC: Chrome, Edge and Firefox. Mobile: Chrome on Android and Safari on iPhone and iPad.
- Player engine and core
- EmulatorJS 4.3.0-pre · gba
- Tested by
- rwEmulator
Sources and editorial basis
rwEmulator reviews edition metadata, release information, game manuals and first-hand browser-play notes. Available manuals are linked below; the editorial policy explains how facts are checked and corrections are handled.