Nagoya Castle — Seal of the Owari Tiger
Uncover the hidden Seal of the Owari Tiger, a lost Tokugawa relic tied to a deadly clan betrayal. Decipher clues across samurai sites to expose the traitor before the curse claims you.
📱 1 to 10 phones · 1 team per phone · Independent codes
In the shadow of Nagoya Castle, heart of the mighty Owari Domain during Japan's Edo era, a sinister plot unfolded among the Tokugawa clan
Nagoya Castle — Seal of the Owari Tiger
You are an Owari clan emissary, circa 1612, within the shadow of Nagoya Castle.
Your mission: to retrieve the sacred Tiger seal, emblem of your lineage'
Dive into the heart of feudal Japan, where samurai clans forged the country's history, amidst stone walls and moats of ancient fortresses.
The story that haunts this land
Your quest for the Tiger Seal begins at the East Gate of Nagoya Castle, a National Historic Site Japan, the entry point to the grandeur of the Edo Period Castle. Built in 1612 by the Owari clan, this imposing castle stands on the foundations of an earlier Oda clan fortress, dating from the Sengoku period. The golden shachihoko on the roof of the main tower, rebuilt in ferro-concrete in 1959 after the 1945 air raids, attest to its resilience. The wooden reconstruction planned after 2032 promises to restore the castle to its original splendor, as you explore its ramparts and moats in Nagoya.
Continue your investigation within Hommaru Palace, built around 1615 by Tokugawa Ieyasu as the castle's main palace. This historic site, operated as a military installation at the time, is now undergoing meticulous restoration to return it to its original state. The two circles of moats and impressive walls with corner towers frame this gem of Japanese architecture. As an emissary, you observe the details of the framework and paintings, searching for hidden clues in this "Hommaru Palace Restoration" which reveals the techniques of ancient craftsmen in Nagoya. The current admission waiting time is 10 minutes, offering quick access to this Chubu heritage.
The route then leads you to Nagoya City Hall, a modern administrative building located immediately next to Nagoya Castle Park, in the central Naka-ku district. Although contemporary, this building housing Nagoya's municipal services is a constant reminder of the city's evolution since the time of the shoguns. You will search for documents or archives that could reveal the seal's location, observing the fusion between millennia of history and contemporary urban life. The presence of this modern building, visible during your walks around the castle, highlights Nagoya's continuity as a center of power and administration.
Your stroll continues towards Hisaya-odori Park, a linear park adjacent to Nagoya Castle, which you will cross during a short walk of approximately 1 km. This popular spot for hanami, with its cherry blossoms in late March and early April, offers a peaceful contrast to the castle's martial grandeur. It's an opportunity to reflect on the secrets discovered, reorganize your thoughts, and observe the residents of Nagoya enjoying nature. A crucial clue could be hidden in this green haven, away from prying eyes, an enigma linked to natural cycles or local Chubu traditions.
Your quest for the Tiger Seal culminates as you return to Nagoya Castle, an exploration that has revealed the depth of the city's heritage. The Sakuradori Subway Line stations, Hisayaodori and Nagoyajo, provide easy access to the castle in just 10 minutes from Nagoya Station, with an exit 3 minutes' walk from the East Gate. You have explored a "National Historic Site Japan", a testament to the Edo period, the ambitions of Tokugawa Ieyasu, and the legacy of the Owari clan. This "Nagoya interactive visit" has allowed you to understand how history is alive in every stone and street of the city, a unique "Chubu exploration" that blends past and present. You leave with the satisfaction of having unlocked the castle's mysteries, enriched by this immersion in Nagoya's history.
A game, a guided tour and a heritage guide — all in one
You're not just buying an escape game. You're carrying a living guide — historical anecdotes, forgotten legends, key monuments, hidden architecture — unfolding as you go.
At each stop, places ordinary guides miss — secret façades, sculpted crests, alleys steeped in history.
Every riddle is rooted in a real historical fact or local legend. You leave with dozens of stories to tell.
Learn to read buildings — flamboyant Gothic, Baroque, Art Deco — like a real art historian, while having fun.
Walk through the city like a novel's character — every alley becomes a stage, every square a theatre.
A voice walks with you at every step, tells the story of each place, reads clues, adds a cinematic feel.
Keep access to the guide & game for 1 year. Come back any time, share it with friends.
« You will not leave this city the way you entered it. »
How does it work?
Explore the city on foot solving puzzles based on real historical facts. No locked room — the city is your playground.
No app to download. Play directly from your browser. Guided step by step, at your own pace.
One purchase per phone is enough. Play with family, friends or as a couple — everyone participates.
Point your phone at the façade: a historical character appears and speaks to you in your language. Golden letters magically write themselves on the wall to reveal the puzzle answer.
Stuck? Progressive personalised hints. The character repeats the puzzle on demand — at your own pace.
French, English, German, Spanish, Italian + 27 other languages auto-translated by AI.
Want to go deeper?
Places tied to your adventure — optional entries, totally up to you · per person
The Route
8 stages through the city
The gameplay: AR, camera, hidden clues
At each stop, open your phone camera: an augmented reality character appears on the façade and speaks your language. Hunt the clue — it materializes as golden letters on the real wall or floats in front of you. When you find it, the phone vibrates, an AR chest opens and reveals your answer fragment. 8 stops, 8 clues to find with the camera, 1 final code.
The stops on your route are a surprise. You'll discover them one by one, guided by your phone, starting from the meeting point.
How does it work with a group?
One phone = one team. Pick the number at checkout (1 to 10).
Solo, or a group sharing the screen. One team, one code.
Family, couple, or 2-3 teams competing. Each phone has its own code and its own score.
Friends, bachelor/bachelorette, small office outing — each their own code, each plays at their own pace. Tiered pricing then €6 flat per phone from the 6th.
- ✓All codes are independent — play at the same time OR separately, each team advances at its own pace.
- ✓Leaderboard between your teams + global game leaderboard — each score appears in the public ranking.
- ✓More than 10 phones or need a personalized quest? Discover custom tours.
Ready to live this adventure?
Get my code · 12€No calendar booking. Code sent immediately by email.
🔒 Secure payment · Code in 5 min · Free cancellation
Practical info
Why this route?
Castle Strategy
Decipher military secrets hidden in the architecture and fortifications of feudal strongholds.
Samurai Spirit
Delve into the honor and cunning of legendary warriors who forged Japan.
Forgotten War Scroll
Piece together a crucial strategic plan that could have changed the course of history.
The unification of Japan rests on your sagacity!
Uncover the secrets of the Owari Tiger.
9 features nobody else has
OddballTrip combines gamified play, augmented reality and AI. All our competitors deliver 1 or 2 of these angles. We deliver all 5.
AR treasure chest
A golden chest floats in front of the monument. Tap → opening animation → reveals a secret message.
AR narrator character
Point your phone at the façade: a knight, witch, monk, sailor, detective or ghost appears full-screen and speaks to you in your language with their dedicated ElevenLabs voice (each character has their own unique voice) — your living guide.
Magic golden letters
At the puzzle climax, golden letters magically write themselves on the real wall — that's the puzzle answer. An unforgettable visual effect.
Written + audio narration
Every puzzle available as text AND voice-over: read at your own pace or listen eyes-free while walking. Great in groups and for accessibility.
360° radar + vibration
A mini-radar shows the target even behind you, and the phone vibrates when you aim in the right direction.
Heritage storytelling
Every puzzle weaves in real historical facts (architecture, era, anecdotes). You learn by playing — like a gamified audioguide.
Progressive AI hints
3 levels of AI-generated help: vibe → where to look → answer format. You're never stuck.
AR selfie memento
At the end of the game, capture a selfie with OddballTrip banner + mascot, shareable on Instagram, TikTok.
Zero app to install
PWA technology: open the link, it plays in your browser. Same quality as an app, no App Store hassle.
Frequently asked questions
Q01Do I need to download an app?
No, never. You get a link, you click, it plays in your browser. That's the point of a PWA: same as an app, without the hassle.
Q02Does it work offline?
GPS yes (handled by your phone). Maps yes (tiles cached). AI and hints need an intermittent 4G connection.
Q03How long does a game take?
1 h 30 to 2 h 30 depending on your pace. The timer runs but only for the leaderboard — you play at your own tempo.
Q04What happens if I'm stuck?
You get 3 levels of hints per puzzle (increasing penalty). If truly stuck, you can skip the step (45-min penalty but you keep going).
Q05What's the age range?
From 12 without an adult, from 6 with an adult reading puzzles. Works for families, couples, friend groups, companies.
Q06What if my city isn't in the catalogue?
Pre-register or contact us — we'll email you as soon as your city is live.
Q07What is augmented reality exactly?
Point your phone at the façade: a historical character appears full-screen and speaks to you in your language. At the puzzle climax, golden letters magically write themselves on the real wall — that's your answer. After each puzzle solved, a treasure chest floats in front of you. Seeing is believing.
Avis des aventuriers
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Your turn to play
Dive into the heart of feudal Japan, where samurai clans forged the country's history, amidst stone walls and moats of ancient fortresses.
1 purchase = 1 phone. Play several on the same device.
No calendar booking. Code sent immediately by email.
🔒Secure payment · Code in 5 min · Free cancellation
🪙+24 TripCoins granted with your booking
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Nagoya Castle — The Shogun's Broken Oath
Decipher the hidden conspiracy behind Ieyasu Tokugawa's strategic betrayal. Uncover the secrets locked within Nagoya Castle's reconstructed walls—where political alliances shattered and a dynasty's true power was forged.
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