noun
restaurant house; freestanding event building
A wasei-eigo term for a standalone building, often in a park or garden, used for weddings, receptions, parties, and formal dinners. Not a typical restaurant; it is rented for events.
wasei-eigo (Japanese-coined English), from restaurant house
結婚式の後、近くのレストランハウスで披露宴を開いた。
After the wedding ceremony, we held the reception at a nearby restaurant house.
この公園には、予約制のレストランハウスがある。
There is a reservation-only restaurant house in this park.