Convert Square Miles to Tsubo
Convert Square Miles (mi²) to Tsubo (坪) instantly and accurately.
Conversion Formula
坪 = mi² × 783471.4034
About Square Miles
A square mile (mi²) is an imperial unit of area equal to a square with sides of one mile (5,280 ft × 5,280 ft). It is used for measuring large land areas like counties, states, and countries in the United States. Los Angeles covers about 503 mi², Rhode Island (smallest US state) is roughly 1,214 mi², and Alaska is about 665,384 mi². This unit is standard in American geography, land surveying, and regional planning.
About Tsubo
A tsubo (坪) is the traditional Japanese unit of floor area, equal to 400/121 m² (approximately 3.306 m²) - defined as the footprint of two tatami mats placed side by side. It has been the standard for measuring rooms and apartments in Japan for centuries and remains widely used in real estate and architecture today. Apartment sizes in Japan are routinely quoted in tsubo alongside square meters. One tsubo equals approximately 35.58 square feet or 3.95 square yards.
Quick Reference Table
| Square Miles (mi²) | Tsubo (坪) |
|---|---|
| 1 mi² | 783471 坪 |
| 2 mi² | 1566940 坪 |
| 5 mi² | 3917360 坪 |
| 10 mi² | 7834710 坪 |
| 25 mi² | 19586800 坪 |
| 50 mi² | 39173600 坪 |
| 100 mi² | 78347100 坪 |