専せん有ゆう面めん積せき

noun

exclusive area; private floor space

In Japanese apartment listings, this refers to the interior area that belongs exclusively to the unit, excluding shared areas like hallways and staircases. It is a key figure for comparing properties.

• この物ぶっ件けんの専せん有ゆう面めん積せきは70平へい方ほうメートルです。

  The exclusive area of this property is 70 square meters.

• 専せん有ゆう面めん積せきが広ひろい部屋へやを探さがしています。

  I'm looking for a room with a large private floor space.