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square metre to tsubo

Live square metre (m²) to tsubo (坪) converter. Plus a 10-value reference table and FAQs.

From m²

square metre

To 坪

tsubo

1 m² = 0.3025坪

換算表

square metreからtsuboまでの 10 個のサンプル値。任意の値には上の換算器をお使いください。

SI base unit of area.

400/121 m² ≈ 3.305785 m². Japanese (and Korean pyeong) land/real-estate area unit.

注： 1 tsubo = 400/121 m² = 3.305785 m², a 6-shaku × 6-shaku square. Roughly 2 Edo-period tatami mats.

Both units belong to Area. Unitbox first expresses the input in the category reference unit (m²), then expresses that same quantity in tsubo.

The right unit depends on the convention used by your industry, country, instrument, or source document.

Reference value1 m² = 0.3025 坪

CalculationBrowser-side, using Unitbox's shared unit data

Review noteFor safety-critical work, verify against the governing standard or instrument manual.

Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.

How do I convert square metre to tsubo?

Multiply the square metre value by 0.3025 to get it in tsubo. For example, 10 m² = 3.025 坪.

What is 1 m² in 坪?

1 m² = 0.3025 坪.

What is 100 m² in 坪?

100 m² = 30.25 坪.

What is the formula?

Linear: multiply by 0.3025 (the unit factor ratio).

Use the reverse converter: tsubo → square metre

Area has 11 units.

Free-form calculator that handles any pair in any category.