This is the 5062nd most frequent Japanese word.
製作所
Factory or manufacturing plant.
Here, 製作所 (seisakusho) is used to refer to a factory where production activities occur.
その製作所では高品質な部品を製造しています。
That factory manufactures high-quality parts.
In this example, 製作所 refers to the company itself that operates the factory and its address.
製作所の所在地を尋ねました。
I asked for the location of the manufacturing company.
Here, 製作所 denotes a smaller workshop or workspace where crafted items are made.