Casual — to friend
Gym · Fitness
このマシン、今使ってる? — Are you using this machine? (Gym · Fitness, Casual — to friend, JLPT N5)
You
このマシン、今使ってる?
このましん、いまつかってる?
Are you using this machine?
Romaji: Kono mashin, ima tsukatteru? / Reply Romaji: A, uun, tsukattenai yo! Mou owatta kara douzo.
Reply
あ、ううん、使ってないよ!もう終わったからどうぞ。
あ、ううん、つかってないよ!もうおわったからどうぞ。
Oh, no, I'm not using it! I'm already finished, so go ahead.
Gesture & etiquette
Smile, step away from the machine, and gesture toward it with an open palm.
Avoid being overly formal or standoffish; maintain a friendly tone as you are likely gym buddies.