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WASMARCADE
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CAPCOM • WASM ARCADE
● PLAYING
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Willow

Capcom (1989)

Powered by EmulatorWasm • 100% Client-Side
CAPCOM1989

Willow

Capcom (1989)

2 PLAYERSCAPCOM
KEYS
Joystick MoveArrow Keys / WASD
Button A (Primary)J
Button B (Secondary)K
Button C / DU / I
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ControlsCapcom CPS-1: three buttons (Attack, Jump, Special) plus Start and coin.
Joystick Move
Arrow Keys / WASDD-Pad / Left Stick
Button A (Primary)
JA / X Button
Button B (Secondary)
KB / Circle
Button C / D
U / IX / Y Button
Insert Coin / Start
5 / 1 (Enter)Select / Start

These are the default arcade mappings. Gamepads (Xbox, PlayStation, Switch Pro) map automatically on plug-in.

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1989 • Capcom (WASM Core by WASM Arcade)

About Willow

Locked 60 FPSZero Install

Play Willow arcade coin-op edition online in your browser. Powered by our first-party EmulatorWasm core with 60 FPS raster rendering, audio synthesis, and save state persistence.

Classic Willow arcade release from 1989 preserved for WebAssembly browser execution without plugins or external dependencies.

Hardware Emulation & Engine Pipeline

Technical Architecture & Specifications

Original Platform
CAPCOM
Capcom (WASM Core by WASM Arcade) (1989)
Web Engine Architecture
EmulatorWasm
WASM Arcade 1st-Party EmulatorWasm Core.
Raster & Display
Locked 60 FPS Hardware Render
Aspect: 4:3 CRT Standard • CRT Scanline Ready
Audio Pipeline
Web Audio 48kHz Stereo Synth
Cycle-accurate FM & ADPCM Sample Emulation
Input & Gamepad API
Keyboard, Mouse & Gamepad
Auto-detects Xbox, PS5, Switch & 8BitDo
Save State Persistence
100% Client-Side IndexedDB
Zero cloud tracking • One-click .sav export

Frequently Asked Questions

Can I play Willow without installing any emulator?

Yes, our first-party EmulatorWasm core compiles the complete Capcom CPS-1 hardware architecture into WebAssembly, running natively at 60 FPS in Chrome, Firefox, Edge, and Safari.

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