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Play Aquarium (Japan) (Japan edition · Japanese) Online
Aquarium (Japan)
Play Aquarium (Japan) online. Arrange falling fish shapes into matching rows of three.
Browser play

Arcade — EmulatorJS controls
Default Player 1 keyboard mapping. Change keys in Controller Settings.
| Console button | Keyboard |
|---|---|
| ↑ / ↓ / ← / → | ↑ / ↓ / ← / → |
| RetroPad A / B / X / Y | Z / X / A / S |
| L / R | Q / E |
| Insert coin | V |
| START | Enter |
Open Controller Settings to configure your keyboard or gamepad. Touch controls are available on mobile.
How to Play Aquarium (Japan)
Quick start
- Check the fish shapes in the current piece.
- Move it toward a matching row.
- Rotate or place it to complete three matching shapes.
- Preserve space for the next falling piece.
Controls
Use the directional controls to position and lower the falling fish piece. Use the action inputs to rotate or place it; their physical assignment is not inferred from generic labels.
Aquarium (Japan) — About this game
Aquarium (Japan) turns falling-object puzzle play into arrangements of fish shapes. Matching three shapes in rows makes them disappear, clearing the occupied positions for the next falling pieces.
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 · arcade
- 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.