一いち理り

noun

some truth; a point; a reason

Used when acknowledging that an argument or opinion has some validity, often in the phrase 一理ある (there is some truth to it).

• 彼かれの言いうことにも一いち理りある。

  There is some truth in what he says.

• その意い見けんには一いち理りあると思おもう。

  I think there is a point in that opinion.