Casual — to friend
Fast · Food
空いてる席、座ってもいい? — May I sit in any empty seat? (Fast · Food, Casual — to friend, JLPT N5)
You
空いてる席、座ってもいい?
あいてるせき、すわってもいい?
May I sit in any empty seat?
Romaji: Aiteru seki, suwatte mo ii? / Reply Romaji: Mochiron, ii yo. Douzo!
Reply
もちろん、いいよ。どうぞ!
もちろん、いいよ。どうぞ!
Sure, go ahead!
Gesture & etiquette
Nodding with a friendly smile and gesturing toward the empty seat.
Do not use polite/formal Japanese (desu/masu) as it is inappropriate for friends.