complex; multi-use facility
Refers to a site or building that houses multiple different facilities, such as shops, offices, residences, or public services, often in one integrated development.
A new complex opened in front of the station.
This complex houses a movie theater, a supermarket, and residences.
More specifically a commercial complex; 複合施設 can include non-commercial uses like housing or public offices.
Often used for comprehensive or integrated facilities, but 複合施設 emphasizes the combination of distinct functions in one place.
Compound of 複合 (fukugō, 'compound, composite') and 施設 (shisetsu, 'facility').