一点 (itten) means “point” | MotiTan Japanese Dictionary

More examples

資料の中で、一点だけ修正が必要です。shi ryō no naka de it ten da ke shū sei ga hitsu yō de su

There is just one point in the materials that needs correcting.

Centers on a single marked location, spot, or item treated as one distinct point of attention.

一箇所ichikasho: A single matter or case treated as one separate issue.
一件ikken: One matter or case treated as a separate issue.

空間や表面にある一つの点や、取り上げる事柄の一つ。kū kan ya hyō men ni a ru hito tsu no ten ya to ri a ge ru koto gara no hito tsu

一点 (itten) combines 一 (ichi, "one") and 点 (ten, "point or spot"), giving the sense of one point or one item.

In everyday conversation, 一点だけ (itten dake) narrows a request to one specific matter, as in asking to confirm one detail.