{"id":"origami-diagram","no":428,"name":"Origami Diagram","ja":"折り図","era":"1950s–","family":"図解表現","kind":"スタイル","collection":"Dictionary expansion 21","addedAt":"2026-08-18","source":{"title":"OrigamiUSA","url":"https://origamiusa.org/"},"reference":{"status":"verified","pageUrl":"https://origamiusa.org/","credit":"OrigamiUSA","gallery":[{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/Crease%20pattern%20swordsman.svg?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:Crease%20pattern%20swordsman.svg","credit":"折り紙の展開図（CC BY 4.0）"},{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/Group1-Origami%20The%20Beloch%20Fold.png?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:Group1-Origami%20The%20Beloch%20Fold.png","credit":"折りの幾何学（CC BY-SA 4.0）"}]},"essence":"吉澤章が体系化した点線と矢印の言語で、立体の折り工程を平面に記す図法。山折り・谷折りの記号法は言語を超えて通じ、展開図（クリースパターン）は数学の対象にまでなった。","cues":["山折り・谷折りの線種","工程を導く矢印","段階図の連続","展開図の幾何学"],"intents":["技術","遊び","静けさ"],"works":["一次資料と代表作から成立条件を比較する","別媒体へ応用できる構成原理を取り出す"],"recipe":{"type":"参照作品の文字・記号・スケールを観察する","layout":"視線と情報を支配する構造を一つ抽出する","material":"時代・地域・制作工程に固有の素材と挙動を確認する"},"avoid":"表面的な記号へ還元せず、時代・地域・技術・制作主体の文脈を確認する。","colors":["#e9e6dd","#67635d","#171615"],"motif":"notation","pair":["blueprint","jianzhi"],"study":["吉澤章とヨシザワ＝ランドレット記法","ロバート・ラングの計算折紙","折り図の国際共通性"],"en":{"essence":"The dotted-line-and-arrow language systematized by Akira Yoshizawa for writing three-dimensional folding onto flat pages. Mountain and valley folds read across languages, and the crease pattern became an object of mathematics.","cues":["Mountain and valley line styles","Arrows guiding each step","Sequential step diagrams","The geometry of crease patterns"],"works":["Comparing primary sources and canonical works","Extracting principles that transfer to other media"],"recipe":{"type":"Observe the letters, signs and scale of reference works","layout":"Extract the one structure that governs gaze and information","material":"Verify the materials and behaviors specific to era, region and process"},"avoid":"Don't reduce it to surface signs. Verify the context of era, region, technology and makers.","study":["Yoshizawa and the Yoshizawa-Randlett system","Robert Lang's computational origami","the diagrams' international legibility"]}}