This is the 4202nd most frequent Japanese word.
主流
Mainstream.
In this sentence, 主流 is used as a noun meaning 'mainstream,' referring to the primary trend or dominant form.
伝統的な芸術は主流となることが少なくなってきています。
Traditional arts are becoming less mainstream.
Here, 主流 is used to describe 'main products' or the most prominent offerings by the company, indicating main or primary.
この会社の主流商品は消費者に非常に人気があります。
The main products of this company are very popular among consumers.
主流 in this case reflects an activity 'becoming mainstream,' showing a transition to being a dominant societal norm or focus.