This is the 9657th most frequent Japanese word.
自家用
"Private use" or "for personal use."
In this sentence, '自家用' is used to describe that the car being used for the trip is privately owned.
自家用車で旅行に出かけます。
We are going on a trip in our private car.
Here, '自家用' specifies that the jet is for individual private use, indicating ownership or exclusivity.
自家用ジェットで海外に行きたい。
I want to travel abroad by private jet.
In this example, '自家用' is utilized to indicate that the tools are used personally or privately.