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Play Mahjong Joou (SGB Enhanced · Japan edition · Japanese) Online
Mahjong Joou
Play Mahjong Joou online on GBC. Play riichi mahjong against character rivals and pursue the Queen title.
Browser play

Game Boy Color (GBC) — 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 Mahjong Joou
Quick start
Choose free play first, select the available character and rule options, and begin a hand. After drawing, highlight a discard and confirm it. Read the offered call or win commands before choosing them.
Controls
The directional pad selects characters, tiles and commands. A confirms a discard or menu action; B cancels or returns where permitted. Calls and winning declarations are chosen from the options the game offers.
Mahjong Joou — About this game
A useful hand needs more than matching shapes: consider whether it can legally win and what your discard may give away. Free play lets you become comfortable with the rule settings before a longer competition. Keep an eye on exposed tiles and the score so a risky push is a considered decision.
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.