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Collapsible Katana 3D Models and STL Files to Print

This collection gathers collapsible katana models made for 3D printing, from single-piece print-in-place blades to multi-part builds with separate handles. It is useful if you want a sword that folds down for storage or cosplay and still reads as a katana when extended. Most entries are STL files, so the main differences lie in the mechanism, the scale and how the parts go together. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

このコレクションの本文は英語で書かれています。検索自体はどの言語でも使えます。

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選定基準：Polyzon編集部 · 本文の更新日：2026年10月10日

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«Collapsible Katana 3D Models and STL Files to Print»

The models fall into a few groups. Print-in-place versions come off the plate as one working piece, with the blade segments and handle printed together. Multi-part versions split the handle, guard or blade into separate pieces that are assembled afterwards, which usually allows a longer or more detailed result. Twisting and collapsing mechanisms appear as their own variant, where the blade folds in a spiral rather than sliding straight back, and themed or curved versions change the silhouette rather than the mechanism.

When choosing a model, read the author's page before slicing. Check the overall length and scale, since some are miniature desk pieces and others are sized for cosplay. Look at how many parts are involved, whether the mechanism needs clearance or lubrication, whether supports are required, and which material and settings the author lists. Photos of real prints are the most useful signal of how the mechanism behaves once assembled.

To widen or narrow the search, try related terms such as collapsing sword, print-in-place sword, twisting blade, folding katana or shikomizue. Adding a size word like mini or a scale word like cosplay shifts results toward one end of the range, and adding a mechanism word separates sliding designs from twisting ones. Combining a mechanism term with a material or a colour note helps when you already know how you want to print it.

FAQ

よくある質問

What does print-in-place mean for a collapsible katana?
The moving parts are printed already assembled, with small gaps between the blade segments. After printing you usually work the mechanism loose by hand instead of gluing pieces together.
How long can a collapsible katana model be?
Lengths vary widely, from small desk-sized versions to long cosplay pieces. The model page states the dimensions, and scaling a print-in-place mechanism up or down changes the clearances, so check the author's notes first.
Which filament works for a folding blade?
Rigid filaments such as PLA are common for print-in-place mechanisms because they hold thin gaps well. Flexible filaments tend to bind in tight joints, so follow whatever material the author lists.
Why does a printed collapsing katana jam or feel stiff?
Tight tolerances, over-extrusion or stringing inside the gaps are the usual causes. Cleaning the joints, checking the flow calibration and moving the parts gently before forcing them often helps.
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