noun
high-rise apartment building; tower condominium
Wasei-eigo from 'tower mansion'. Refers specifically to a tall, luxury residential building, often with reinforced structure and amenities. Not a 'mansion' in the English sense.
wasei-eigo (Japanese-coined English), from tower mansion
都心のタワーマンションは人気が高い。
Tower condominiums in the city center are very popular.
彼はタワーマンションの最上階に住
He lives on the top floor of a high-rise apartment building.