What it means
さえ〇〇ば expresses a minimum condition: if that one thing is available or that one action is performed, the result is possible. It often has the nuance of “if only...” or “as long as...,” emphasizing that nothing more is required. With a noun, use noun + さえあれば. With a verb, use the masu-stem + さえすれば. The condition can be followed by either a familiar or polite main clause.
Usage note
Do not treat さえすれば as a polite form. The conditional expression stays the same in both registers; only the rest of the sentence changes to match the desired level of politeness.
How to use it
必要な道具さえあれば、修理できます。
If the necessary tools are available, the repair can be completed.
規則を守りさえすれば、参加できます。
As long as the rules are followed, participation is possible.
必要な道具さえあれば、修理できる。
If the necessary tools are available, the repair can be completed.
規則を守りさえすれば、参加できる。
As long as the rules are followed, participation is possible.
Example sentences
必要な書類さえあれば、今日中に申し込みを完了できます。
As long as you have the necessary documents, you can complete the application today.
予約番号さえあれば、窓口で切符を受け取れます。
As long as you have the reservation number, you can receive the ticket at the counter.
この機械は電源を入れさえすれば、誰