This is the 5234th most frequent Japanese word.
顔ぶれ
A lineup or group composition of people.
In this sentence, "顔ぶれ" refers to the collection or lineup of people attending the conference, emphasizing the composition of the group.
今年の会議の顔ぶれは新たなメンバーばかりです。
The lineup of this year's conference consists solely of new members.
Here, "顔ぶれ" is used to indicate the staff or members of the store, suggesting their experience or identity adds insight into the store's history.
その店の顔ぶれを見ると、長年経営が続いてきたことが分かります。
Looking at the staff lineup of that store, one can understand that it has been operating for many years.
In this example, "顔ぶれ" is used to describe the people involved in the project, highlighting the diversity of participants.