noun
one place; one spot; one location
Counts a single physical or abstract location. Can also mean 'the same place' when context implies unity.
書類に一箇所だけ間違いがあった。
There was a mistake in just one place in the document.
会議は一箇所に集まって行う。
We will hold the meeting gathered in one place.
Compound of 一 (one) + 箇所 (counter for places). The counter 箇所 (かしょ) is itself a combination of 箇 (counter for items) and 所 (place).