tatami mat to square metre

Live tatami mat (畳) to square metre (m²) converter. Plus a 10-value reference table and FAQs.

tatami mat
square metre
1 畳 = 1.6562m²

Conversion table

Ten sample values from tatami mat to square metre. Use the converter above for arbitrary values.

tatami mat (畳)square metre (m²)
0.001 0.001656
0.01 0.016562
0.1 0.16562
0.5 0.8281
1 1.6562
2 3.3124
5 8.281
10 16.562
100 165.62
1,000 1,656.2

About the tatami mat

One tatami mat. Edo-period (江戸間) standard 1.6562 m², used here.

Note: Tatami size varies by region: 江戸間 1.6562 m², 中京間 1.7412 m², 京間 1.8181 m². This site converts using the 江戸間 standard.

About the square metre

SI base unit of area.

Frequently asked questions

Frequently Asked Questions

How do I convert tatami mat to square metre?

Multiply the tatami mat value by 1.6562 to get it in square metre. For example, 10 畳 = 16.562 m².

What is 1 畳 in m²?

1 畳 = 1.6562 m².

What is 100 畳 in m²?

100 畳 = 165.62 m².

What is the formula?

Linear: multiply by 1.6562 (the unit factor ratio).

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