Himitsu Bako 4 | 90 step Japanese Puzzlebox (HARD)

Warning! 

This puzzlebox is extremely diffcult. If you are new to 2222pzzls, try another one of my puzzleboxes first.

 

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Himitsu Bako – Legendary Series, 4th Edition

Discover the pinnacle of Japanese puzzle craftsmanship with the 4th Edition of the legendary Himitsu Bako series. This extraordinary puzzle box pushes the limits of logic, patience, and spatial insight like never before.

 

As tradition demands, the box conceals a system of hidden sliding panels that must be guided through four blind internal mazes. But don’t be fooled by its compact size—this edition requires an astonishing 90 precise moves to unlock, making it by far the most challenging puzzle in the entire series.

 

Designed for true puzzle connoisseurs, this Himitsu Bako is both a mental trial and a visual masterpiece. The exterior is adorned with intricate maze-like patterns, giving it a striking appearance even when printed in a single color. Every angle invites exploration, every surface hints at the complexity within.

 

Despite its depth and difficulty, the design is easy to print and optimized for clean results, making it as satisfying to create as it is to solve.

This is not a puzzle for the faint-hearted.

This is a challenge for those who crave mastery.

 

Are you ready to face the ultimate Himitsu Bako? 🧩

 

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Compatibily & Information

• NO AMS NEEDED! 
• NO ADDITIONAL PARTS NEEDED!
• A1 MINI COMPATIBLE

Print instructions

• BAMBULAB Filament is highly recommended!
  • Other brands like Elegoo give very bad results in tolerances (which causes fitting issues!)
• Just press print!

Assembly instructions

• Follow the detailed Parts & Assembly document I included with this model
• See separate solution document (PDF) for step-by-step move diagram
  • Kindly provided by @jackykjk
     

Nb. The thumbnail photos are AI enhanced so it shows how it would look in wood. See other photos for print quality.

 

Check out my other puzzlebox designs if you like more! Leave a rating, comment and boost to help me make more! Your feedback can also improve the model and printprofile!

 

Thank you for downloading my model(s).

Did you like this one, or looking for a little bit less of a challenge?

Check out the other boxes in the series!