area unit

1. Origins, structure, and basic meaning

• Structure: 坪, read つぼ, is a unit of area. One tsubo is about 3.3 square meters.
• Basic usage: The area of a shop or piece of land can be expressed as 十坪 or 三十坪.

2. Common pitfalls and similar expressions

• Area and price per unit of area
  • 坪単価, read つぼたんか, means the price per tsubo. Distinguish the total area expressed in 坪 from the price for one tsubo.
  • A shop measuring 十坪 has an area of about 33 square meters. When expressing the area in square meters, change both the unit and the number.