一個 (いっこ, ikko) Japanese meaning: one (thing) | KotomoraPlease give me one apple.
Put them in this box one by one.
Usage patterns
〈物〉を一個買うto buy one (item)
〈物〉が一個あるthere is one (item)
There is one ball in the box.
一個も〈動詞〉ないnot even one (emphatic negation)
There isn't even one cookie left.
一個ずつ〈動詞〉one at a time
I handed out the snacks one at a time.