rectangular plot of land
Used in real estate and surveying to describe a regularly shaped, typically rectangular, parcel of land.
This rectangular plot has good building conditions.
The real estate ad says 'rectangular plot'.
Compound of 整形 (seikei, 'shaping, orthopedics') and 地 (chi, 'land, ground'). The term is a straightforward combination referring to land that has been shaped or is regularly shaped.