expression
if only you have; as long as you have; whenever you have
A conditional expression meaning 'as long as one has X' or 'if only one has X'. It attaches to a noun or noun phrase and emphasizes that having that thing is sufficient for the result.
お金さえあれば、世界中を旅行できるのに。
If only I had money, I could travel around the world.
健康でさえあれば、何でもできる。
As long as you are healthy, you can do anything.