Indicates not less than a specified number/amount/limit (… or more); often includes the boundary value.
この試験は18歳以上の人が受けられます。
This exam is open to those aged 18 and over.
ページ数は200ページ以上あります。
The book has more than 200 pages.
合格点は60点以上です。
The passing score is 60 or above.
Expresses that something is beyond or exceeds expectations/standards (e.g., 'beyond expectations').
売上は予想以上だったので、追加発注をした。
Sales were beyond expectations, so we placed additional orders.
彼の演奏は期待以上で感動した。
His performance exceeded expectations and moved me.
Refers to the above-mentioned or foregoing items (i.e., 'the above').
以上が本日の議題です。
The above are today's agenda items.
以上の理由により、申請は却下されました。
For the above reasons, the application was rejected.
Used after a verb to mean 'since/now that' and indicate conclusion or inference from a fact (e.g., 'now that…').
もう出発してしまった以上、追いかけても無駄だ。
Now that they've already left, it's useless to chase after them.
約束した以上、最後までやり遂げるべきだ。
Since you promised, you should see it through to the end.
An expression indicating the end of a talk or explanation ('that's all').
発表は以上です。ご清聴ありがとうございました。
That concludes my presentation. Thank you for listening.