expression, noun
tiny area; tiny surface; cat's forehead
Idiomatic expression likening a very small space to a cat's forehead. Often used humorously or self-deprecatingly for small rooms, gardens, or plots of land.
うちの庭は猫の額ほどの広さしかない。
Our garden is only about the size of a cat's forehead.
猫の額のような
It's a tiny room like a cat's forehead, but I like it.