noun
Refers to the general vicinity or neighborhood near the speaker.
この辺に郵便局はありますか。
Is there a post office around here?
この辺は夜になると静かだ。
This area is quiet at night.
noun
this point; this much; this extent
Used to indicate a rough point in a discussion, an approximate amount, or a degree. Often appears in phrases like この辺で (at this point) or この辺が (this much is).
この辺で話を終わりにしましょう。
Let's end the talk at this point.
この辺が限界だと思う。
I think this much is the limit.
Compound of この (this) and 辺 (vicinity, area). The reading へん is a common on'yomi for 辺 when used as a suffix meaning 'area' or 'vicinity'.