Jiro Shimizu & Yoshifumi Tanaka | Jw_cad, Trimble | SketchUp Free, Autodesk | Autodesk Fusion, FreeCAD | FreeCAD, ルートプロ | RootPro CAD 12 Free
OnShape | OnShape, Autodesk | Autodesk Fusion, Designspark | Designspark Mechanical, Bricsys | BricsCAD Pro, Dassault Systemes | CATIA