noun
neighbor across the street
Polite term for the person or household living directly opposite one's own home. Often used in casual conversation with a friendly tone.
お向かいさんからおすそ分けをいただいた。
We received some food from the neighbor across the street.
お向かいさんはいつも庭をきれいにしている。
The neighbor across the street always keeps their garden tidy.