🎮 Play Sansuu 4 Nen – Keisan Game (Japan) (Beta) Online (NES)

Sansuu 4 Nen – Keisan Game (Japan) (Beta) cover art

🕹️ GAME CONTROLS

Action / Button	Keyboard Key
D-Pad (Up / Down / Left / Right)	`Arrow Keys`
Button A	`Z` or `J`
Button B	`X` or `K`
Button X / Turbo A	`A` or `U`
Button Y / Turbo B	`S` or `I`
Select	`Shift`
Start	`Enter`

💡 Tip: You can also connect any USB / Bluetooth Gamepad controller!

Game Rating & Player Reviews: ⭐ Not rated yet

🎮 VISUAL CONTROLLER MAPPING & GAMEPAD DIAGRAM Auto-Detect: Active

Gamepad Input	Retro Function	Keyboard Key
D-Pad / Analog	Character Movement / Steering	`▲` `▼` `◄` `►`
Button A (East)	Primary Action / Attack / Fire	`Z` / `K`
Button B (South)	Secondary / Jump / Cancel	`X` / `J`
Button X / Y	Special / Turbo / Extra Fire	`A` / `S`
Select	Insert Coin / Select Option	`Right Shift`
Start	Game Start / Pause Game	`Enter`

Game info: 👁️ 123 plays

Sansuu 4 Nen – Keisan Game (Japan) (Beta)

box cover

Game title:	Sansuu 4 Nen – Keisan Game (Japan) (Beta)
Platform:	NES
Author (released):	Unknown (1986)
Emulator Core:	NES
Game Manual:	📖 Official Manual (Built-in)
Share Game:
License:	Freeware / Abandonware

Available online emulators for Sansuu 4 Nen – Keisan Game (Japan) (Beta):

Different online emulators are available for Sansuu 4 Nen – Keisan Game (Japan) (Beta). Select an emulator core below for optimal performance:

Emulator Core Engine	Technology	Multiplayer	Gamepad	Touch	Ads	Action / Switch
EmulatorJS (Default WebAssembly)	`WebAssembly / JS`	YES	YES	YES	NO	▶ ACTIVE
NES / Famicom (Recommended)	`WebAssembly / Libretro`	YES	YES	YES	NO	PLAY ⚡
Nestopia UE (Accurate)	`WebAssembly / Libretro`	YES	YES	YES	NO	PLAY ⚡

Game description:

Sansuu 4 Nen: Keisan Game is an educational action title developed by HAL Laboratory and published by Tokyo Shoseki for the Nintendo Famicom in 1986. Designed to help students practice fourth-grade mathematics, it blends arcade-style gameplay with arithmetic exercises covering division, decimals, and fractions.

How to Play

Navigate the stages and avoid enemies while answering math problems to clear each level. You must find the correct numerical answers hidden within chests or panels in the room to complete the equations. In the browser, use the Arrow Keys to move, Z and X for the A and B buttons, and Enter and Shift for Start and Select.

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Player Comments & Discussion: 0 Comments

🎮 GAMEPLAY OBJECTIVES & HOW TO PLAY

Objective: Complete levels, defeat enemies, solve puzzles, and beat the final boss.
Starting Game: Click the emulator screen above or press Space / Enter to launch.
Saving Progress: Use the built-in emulator save state hotkeys or auto-save feature.
Full Screen: Press Alt + Enter or click the fullscreen icon on the toolbar.

💡 PRO TIPS & TROUBLESHOOTING

Lag / Stutter: Ensure hardware acceleration is enabled in your browser settings.
Audio Mute: Click inside the game screen to activate WebAudio sound synthesis.
Multiplayer: Connect two USB controllers or use WASD (P2) + Arrow Keys (P1).

Move / D-Pad:	`▲` `▼` `◄` `►`
Fire / Action (A):	`X` or `K`
Jump / Special (B):	`Z` or `J`
Start / Select:	`Enter` / `Shift`

Move / WASD:	`W` `S` `A` `D`
Fire / Action (A):	`B` or `I`
Jump / Special (B):	`V` or `U`
Start / Select:	`T` / `R`

🎮 Play Sansuu 4 Nen – Keisan Game (Japan) (Beta) Online (NES)

🕹️ GAME CONTROLS

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