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Play X (Japan edition · Japanese) Online
X
Play X online on Game Boy. X puts you inside VIXIV, a space tank sent to protect Tetamus II from alien attack.
Browser play

Game Boy (GB) — EmulatorJS controls
Default Player 1 keyboard mapping. Change keys in Controller Settings.
| Console button | Keyboard |
|---|---|
| ↑ / ↓ / ← / → | ↑ / ↓ / ← / → |
| A / B | Z / X |
| START / SELECT | Enter / V |
Open Controller Settings to configure your keyboard or gamepad. Touch controls are available on mobile.
How to Play X
Quick start
Start with the academy training and follow the coach’s instructions. Up/down changes ground speed, left/right turns, A fires the laser and B uses the current EQUIP. In flight or tunnels, up descends and down climbs. START opens the surface pause map; read each new mission briefing before setting out.
Controls
←/→: steer; ↑/↓: ground change speed; flight/tunnel up descends, down climbs; A: laser; radar-base confirm supply/equipment; B: use current EQUIP; START: surface pause/map; leave radar base; unavailable in tunnel; SELECT: show mission number and release LOCK ON.
X — About this game
X puts you inside VIXIV, a space tank sent to protect Tetamus II from alien attack. Turn through a three-dimensional landscape, adjust speed and follow each mission briefing rather than treating every contact as the same target. Lasers and equipped devices serve different jobs, radar bases provide supplies and tunnels connect distant places; mastering the academy’s driving and flight tests prepares you for the planet’s changing demands.
Start with the academy training and follow the coach’s instructions. Up/down changes ground speed, left/right turns, A fires the laser and B uses the current EQUIP. In flight or tunnels, up descends and down climbs. START opens the surface pause map; read each new mission briefing before setting out.
X 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 · gb
- 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.