tsubo to tatami mat

Live tsubo (坪) to tatami mat (畳) converter. Plus a 10-value reference table and FAQs.

tsubo
tatami mat
1 坪 = 1.996畳

Conversion table

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

tsubo (坪)tatami mat (畳)
0.001 0.001996
0.01 0.01996
0.1 0.199601
0.5 0.998003
1 1.996006
2 3.992012
5 9.98003
10 19.96006
100 199.600599
1,000 1,996.005992

About the tsubo

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

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

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.

Frequently asked questions

Frequently Asked Questions

How do I convert tsubo to tatami mat?

Multiply the tsubo value by 1.996006 to get it in tatami mat. For example, 10 坪 = 19.9601 畳.

What is 1 坪 in 畳?

1 坪 = 1.996006 畳.

What is 100 坪 in 畳?

100 坪 = 199.6006 畳.

What is the formula?

Linear: multiply by 1.996006 (the unit factor ratio).

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