Most important; indicating the highest priority or significance—used to mark the chief issue or priority.
今回の会議で最重要の議題は安全対策だ。
The most important agenda item at this meeting is safety measures.
顧客満足が最重要である。
Customer satisfaction is most important.
最重要課題として資金調達を挙げた。
He listed fundraising as the most important issue.