Japanese phrase
この家では___をしてもいいですか？ ko no ie de wa ___ o shi te mo i i de su ka
Meaning
Is it okay to ___ in this house?
When to use it
Politely asks whether an activity is permitted in the house. It often helps a guest check house rules and does not sound overly formal.
Example dialogue
この家では洗濯をしてもいいですか？ ko no ie de wa sen taku o shi te mo i i de su ka
Is it okay to do laundry in this house?
はい、洗濯機を使ってください。 ha i sen taku ki o tsuka tte ku da sa i
Yes, please use the washing machine.