Space Invaders 90 (Japan)
Getting to Know Space Invaders 90 (Japan)
Space Invaders 90 is a Japan-exclusive release for the Sega Genesis that brings the iconic arcade shooter to 16-bit hardware. Published by Taito in 1990, this version updates the classic formula with enhanced graphics and sound while keeping the core loop intact. It's an official port, not a hack or homebrew, and was one of several arcade conversions to grace the Genesis library during the system's early years.
The player controls a laser cannon at the bottom of the screen, moving left and right to fire at rows of descending aliens. Each wave of invaders moves progressively faster, and the player must destroy them all while dodging their return fire and the occasional flying saucer that appears at the top. Shields provide limited cover but degrade after repeated hits. There is no story or power-ups; the focus is purely on pattern recognition, reflexes, and racking up a high score.
Today, Space Invaders 90 stands as a solid, if straightforward, tribute to the arcade original. Its visuals and sound are a clear step up from the 8-bit versions, but the gameplay remains unchanged - so it's best appreciated by purists or collectors of Japanese Genesis titles. It doesn't reinvent the wheel, but for someone wanting a no-frills alien blaster without modern gimmicks, this is a neat piece of retro history.
How to Play Space Invaders 90 (Japan) Online
Getting Started
Press Start to begin a new game. The title screen and menu text are in Japanese, but the options are minimal - typically just a start selection. After starting, you control the cannon at the bottom of the screen. Use the Arrow Keys to move left and right, and press X (A button) to fire. The goal is to shoot all the alien invaders before they reach the bottom or hit you.
The core loop is simple: each wave of invaders moves side to side and drops down one row each time the player fires. Destroying all aliens advances to the next, harder wave. A bonus UFO flies across the top occasionally and awards extra points. The game ends when the player loses all lives (usually three). There are no saves or continues - just pure arcade persistence.
If menus are confusing, try pressing Start or V (Select) to cycle through options. The game is intuitive enough that you can start playing immediately without reading Japanese. Focus on dodging enemy bullets and using the shields wisely, as they break over time.
Space Invaders 90 (Japan) Keyboard Controls
Controls
- Arrow Keys: D-Pad / Movement
- X: A button
- S: B button
- Z: C button
- A: X button (6-button pad)
- Q: Y button (6-button pad)
- E: Z button (6-button pad)
- Enter: Start / Mode
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