Formal — to staff
Onsen · Public · Bath
すみません、男性用のお風呂はどちらですか? — Excuse me, which one is the men's bath? (Onsen · Public · Bath, Formal — to staff, JLPT N4)
You
すみません、男性用のお風呂はどちらですか?
すみません、だんせいようのおふろはどちらですか?
Excuse me, which one is the men's bath?
Romaji: Sumimasen, dansei-yō no ofuro wa dochira desu ka? / Reply Romaji: Achira ga danseiyō de gozaimasu. Iriguchi no noren o go-kakunin kudasai.
Reply
あちらが男性用でございます。入口の暖簾をご確認ください。
あちらがだんせいようでございます。いりぐちののれんをごかくにんください。
That one over there is for men. Please check the noren (entrance curtain).
Gesture & etiquette
Point towards the doors, slight bow.
Mixed-gender baths are rare in Japan, but it is worth confirming. It is generally customary to wash your body thoroughly before entering the main bath, and towels are usually kept out of the bathwater.