Sixty hidden treasures. No instructions. Before the internet, finding them all meant trusting the stranger next to you.
Tower of Druaga was designed by Masanobu Endoh, who had already given Namco Xevious and its hidden targets. Druaga extended that principle to an extreme. The hero Gil climbs sixty floors to rescue Kai from the demon king Druaga. On each floor, a specific action — standing in the right corner, defeating enemies in a particular order, touching an invisible spot — causes a treasure chest to appear. The treasures are not decorative. Without specific items, later floors become impassable. And Namco provided no hints. The result functioned in a way that required physical space. Players at game centers began writing down discoveries on paper, then sharing notes near the machines. Regular players returned not just to play but to exchange information — to compare floor notes, verify rumors, share breakthroughs. The game created a social architecture before anyone called it that. A community formed around collective knowledge that could only be complete if people talked. When Namco published a strategy guide, it was among the first printed game walkthroughs in Japan. The guide existed because Druaga had proved there was an audience for systematically shared game knowledge — people who wanted to understand everything, not just experience something. Tower of Druaga anticipated, in this analog physical form, the FAQ and wiki culture that would define gaming communities for decades.
— inspired by Masanobu Endo
About this game
The Tower of Druaga is a 1985 Famicom action RPG in which the knight Gil must climb sixty floors of a labyrinthine tower to rescue the girl Kai from the demon king Druaga. On each floor, performing a specific hidden action — standing in the correct position, defeating enemies in a precise order, reaching an invisible spot — causes a treasure chest to appear. The treasures are not optional: specific items are required to progress through later floors. The game provides no hints. Every secret must be discovered through experimentation or community knowledge.
Gallery
The Story Behind
Tower of Druaga created one of Japanese gaming's first organized community phenomena. Because the game's sixty secrets were completely undisclosed by the developer, players at game centers began systematically sharing discoveries — handwritten notes passed near machines, verbal exchanges among regulars, informal knowledge networks that operated entirely in physical space. The game center became a social infrastructure for information exchange. When Namco eventually published a strategy guide, it was among the first printed game walkthroughs in Japan — made possible because Druaga had demonstrated that an audience existed for systematically documented game knowledge. Designer Masanobu Endoh had previously created Xevious, which introduced the concept of arcade hidden secrets; Druaga expanded that concept into an entire design philosophy. The tower's sixty floors have been referenced in dozens of subsequent Japanese games, anime, and cultural works, and the game's community-knowledge model anticipated online FAQ and wiki culture by more than a decade.
Tricks & Tales
Each of the sixty floors has exactly one method of revealing its treasure — no more, no less. Many floors require actions that have no logical connection to the treasure itself: jumping in a specific corner, entering the floor with a particular item equipped, or defeating every enemy within a time limit no player was told existed. The final boss Druaga requires the player to possess specific items obtained from earlier floors — missing any of them makes the game unwinnable without restarting. The game's designer Masanobu Endoh deliberately made the secrets arbitrary rather than logical, arguing that if the discoveries were logical, players could figure them out alone. Only truly arbitrary secrets would require community. He was correct.
Collector's Guide
Region & Compatibility
Released only in Japan for the Famicom. The arcade original had limited distribution in North America. No official English version of the Famicom game was ever produced.
Maintenance Tips
The gold-plated edge connectors on Famicom and NES cartridges pick up skin oils and oxidation over decades — a gentle wipe with a cotton swab dampened in 90% or higher isopropyl alcohol, stroking along the length of the pins rather than across them, is the accepted standard. Let the alcohol fully evaporate before reinserting. The old habit of blowing into a cartridge is folklore: the moisture in breath causes slow corrosion of the contacts over time, and any improvement you felt came from the act of re-seating the cart, not from the breath itself. Nintendo eventually updated its own troubleshooting guidance to say explicitly: do not blow into your Game Paks.
Going deeper
More on keeping a Family Computer (Famicom) / NES alive, and what to check before you buy one:
What to Watch Out For
Before buying, these are the points worth knowing — from someone who handles original Japanese The Tower of Druaga copies regularly.
Will this Japanese Famicom cartridge work on a North American NES?
No, not without an adapter. The Famicom uses a 60-pin edge connector; the NES uses a 72-pin connector with a different physical form. Third-party adapters exist that bridge the pin difference and allow Famicom cartridges to run in a NES. On a Japanese Famicom, NES cartridges face the same incompatibility in reverse. To play Tower of Druaga, you need a Japanese Famicom, a compatible clone console, or a NES with an appropriate adapter.
Is there any English-language version of this game I should know about?
No official English localization of the Famicom version was ever produced. The arcade version received limited North American distribution but was also in Japanese. Fan-translated ROM patches exist for emulation, but no licensed English cartridge version exists. All official physical copies of the Famicom game are Japanese.
Before You Buy
Things worth knowing before you buy The Tower of Druaga
A short checklist for buying a used Famicom cartridge wisely — useful with any seller, anywhere.
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Choose a seller who tests it before shipping
A copy that has actually been powered on and checked is a known quantity. An untested one is a gamble you only settle after it arrives.
Look for a seller who states it was function-tested and says what they confirmed. A serious seller can tell you exactly what was checked.
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Make sure it fits your console
This is a Japanese Famicom cartridge with a 60-pin connector; a North American NES uses a 72-pin slot, so it will not fit directly.
Play it on a matching Japanese console or a region-free system, and confirm the listing states the region.
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If this title saves your progress, check the battery
Cartridges that save use a small coin-cell battery that fades over decades — a dead one wipes your save without warning.
Ask the seller whether the save function was tested. Replacing the battery is possible, but doing so erases any existing save.
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Check that the contacts are clean
Dirty edge contacts are the most common cause of startup and sound trouble in cartridges of this age.
Choose a seller who cleans the contacts before shipping. A note that it was tested and cleaned means the basics were handled.
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Confirm it is genuine, not a reproduction
Sought-after titles are targets for reproduction boards with replacement labels.
Ask for a photo of the circuit board and look for factory markings. Favour a shop with a licensed second-hand dealer permit (古物商) — by law its stock has a traceable origin, your simplest guard against fakes.
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Read the seller's reviews and return policy
A 100% positive record across thousands of sales is close to a guarantee — packing, communication and problem-solving all work for everyone. A return policy protects you if something is off.
Read the feedback and confirm a clear return window before you buy.
The last step before buying anywhere is knowing what it's worth.
See what it's selling for on eBay →Unexpected Discoveries
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