connective N2 uncommon politewritten
〜を中心に(して) — centering on ~
〜を中心に(して) ・ をちゅうしんに
Builds on を
Meaning
- centering on / with ~ at the center — same pattern as 〜を中心として／に; see that page
Key sentence
若者を中心に、人気が広がっている。
Its popularity is spreading, centered on young people.
Easily confused with
See 〜を中心に(して) in real sentences
Jengo shows 〜を中心に(して) the way you actually meet it: inside real Japanese sentences, so it sticks instead of staying an abstract rule.
Study it in JengoSources Editorial confidence: medium.