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Play Otaku no Seiza: An Adventure in the Otaku Galaxy (Japan edition · Japanese) Online
Otaku no Seiza: An Adventure in the Otaku Galaxy
Play Famicom ``Otaku no Constellation'' online. Search for clues at the live house, prepare your equipment and face, and go on an adventure. Introducing everything from name registration to command operations and saving in the recording room.
Browser play

Nintendo Entertainment System (NES) / Famicom — 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 Otaku no Seiza: An Adventure in the Otaku Galaxy
Quick start
Start with START and select File 1 or 2 if it's your first time. Select the letters of the name with the cross button, confirm with A, and go on an adventure with "End". In the town of Zipangu, talk to people and ask the manager of the live house about their purpose. Once you have obtained a weapon, equip it with ``Soubi'' and start a comfortable battle around the town. Before going out, save in the recording room, and when you're exhausted, return to town to recover.
Controls
Cross button: Move in the field, move the cursor in the window. A: Opens a window, determines the selected command or name character. B: Cancel when window is open. START: Start the game. SELECT: Not used. When speaking, face the other person and press A to select "Talk." In battle, commands include ``fight'', ``force'', ``mochimono'', ``nigeru'', ``protect'', and ``soubi''.
Otaku no Seiza: An Adventure in the Otaku Galaxy — About this game
"Otaku no Constellation" is an RPG for the Famicom that takes you on a journey through a strange future world. Find your next destination based on the stories you hear in town, and use normal attacks, force, tools, defense, etc. to survive battles with enemies. In addition to guns, suits, shoes, and hats are also equipment, and it is important to take the time to put them back together after purchasing them. You can learn Force from books and shops and use it for recovery and combat. The manager of the live house can be your go-to person if you get lost, and the recording room in the same building allows you to save your adventures. Make a distinction between restoring HP and FP at the hotel and saving in the recording room, and proceed while being prepared.
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 · nes
- 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.