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Play Navyblue 98 (Japan edition · Japanese · Edition 151609) Online
Navyblue 98
Play Navyblue 98 online. Place a fleet, search the opponent’s hidden positions and turn each hit or miss into information for the next 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 Navyblue 98
Quick start
Set the fleet, make one search shot and inspect its result. After a hit, test an adjacent square rather than scattering the next attacks blindly. D-Pad: choose fleet positions, grid squares or menu commands. A: confirm a placement or attack. B: cancel/back where offered. Read the result marker before choosing another target and follow the current deployment prompt.
Controls
D-Pad: choose fleet positions, grid squares or menu commands. A: confirm a placement or attack. B: cancel/back where offered. Read the result marker before choosing another target and follow the current deployment prompt.
Navyblue 98 — About this game
Place a fleet, search the opponent’s hidden positions and turn each hit or miss into information for the next attack. A hit suggests where a ship continues; a miss helps narrow the remaining possibilities. Keep track of the grid rather than firing repeatedly at familiar-looking squares. The naval guessing game rewards a patient change between searching broadly and concentrating around a confirmed target, while your own deployment waits under the opponent’s search.
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.