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Footwear calculator canvas showing the default foot and hand measurements.

Footwear Measurement Calculator

Calculate traditional hand-and-foot measurements from foot length.

Mino calculator diagram showing the default four-knot diamond.

Mino Knot Spacing Calculator

Calculate edge spacing for the four knots of a mino diamond pattern.

Mino full-plan base net with a rectangular grid of knot dots.

Mino Full Plan Calculator

Build the plain rectangular knot net for a full mino plan.

Migobouki brush calculator diagram showing the default bristle, handle, and width dimensions.

Migobouki Brush Calculator

Calculate bunch counts and preview the layout of a migobouki straw brush.

Ejiko rope calculator diagram showing the default bag dimensions.

Ejiko Bag Rope Calculator

Estimate the rope length needed to make an ejiko bag body.