tsubo to square meters

1 坪 = 3.30579 m²; 1 m² = 0.3025 坪. To convert tsubo to m², multiply by 400/121 (≈3.305785).

Conversion formula

m² = 坪 × 400/121

Conversion table

1 tsubo3.305785 m²
5 tsubo16.52893 m²
10 tsubo33.05785 m²
25 tsubo82.64463 m²
100 tsubo330.5785 m²

Key facts

1 tsubo (坪)3.305785 m²
1 square metre0.3025 坪
Formulam² = 坪 × 400/121
1 tsubo2 tatami mats

Frequently asked questions

How many m² is 1 tsubo?

1 tsubo equals 3.305785 m² (400/121 m²), about the size of two tatami mats.

How do I convert tsubo to m²?

Multiply tsubo by 3.305785. For example, 30 坪 = 99.17 m².

Reverse conversion

Printable A4 conversion cheat sheet — see the Downloads page

Related conversions