Japanese phrase
___は持ち込めません。 ___ wa mo chi ko me ma se n
Meaning
You are not allowed to bring ___ in.
When to use it
Says that bringing an item into a place is not allowed. This polite expression presents a clear rule without sounding especially harsh.
Example dialogue
外で買った飲み物は持ち込めません。 soto de ka tta no mi mono wa mo chi ko me ma se n
You are not allowed to bring drinks from outside in.
そうなんですね。ここで注文します。 sō na n de su ne ko ko de chū mon shi ma su
I see. I will order one here.