How to make an origami 3D Christmas Treeクリスマスツリー(立体)3D Christmas Tree
A standing Christmas tree made from the square base. Open the four fins, and it looks like a tree from every side.

How to fold
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色の面を上にして、三角に折って折りすじをつける(2回)
Start with the colored side up. Fold in half into a triangle and unfold. Do it both ways.
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たてと横に、うしろへ半分に折って、折りすじをつける(山折り)
Fold in half both ways behind and unfold (mountain folds).
うらがえして谷折りで折りすじをつけてから、もとにもどしてもかまいません。
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手前の1まいの左右のふちを、まん中の線に合わせて折る
Fold the left and right edges of the front layer to the center line.
上が開いているほう(紙の4つのかど)を上にして折ります。
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うらがえす
Turn it over.
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こちらも左右のふちを、まん中の線に合わせて折る
Fold the edges to the center line on this side, too.
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その下で、もう一度段折りをする
Make one more pleat below it.
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できあがり!4まいのひれを同じくらいに開いて、テーブルに立てたら、立体のクリスマスツリーのできあがり! てっぺんに星のシールをはってもすてきです。
Finished! Open the four fins evenly and stand it on a table. Your 3D Christmas tree is finished! Put a star sticker on the top, too.
Fun fact
クリスマスツリーには、冬でも葉が緑のままの「もみの木」が使われます。
Christmas trees are usually fir trees, which stay green even in winter.
Origami English in this model
❓ FAQ
- What age is this origami 3D Christmas Tree for?
- About Age 7+. It is rated “Medium” (level 3 of 5), with 10 steps, and takes about 15 minutes.
- What paper do I need?
- One sheet of square origami paper (15 cm / 6 in). No scissors or glue are needed.
- What is it called in Japanese?
- In Japanese it is “クリスマスツリー(立体)” (立体のクリスマスツリー). The word origami (折り紙) itself means “folding paper”: ori = fold, kami = paper.
- Can I print the instructions?
- Yes. “Print the diagram” puts every step on one page (or a PDF), and the practice sheet has the crease lines printed on the paper. Free for home and classroom use.








