Ibusuki Onsen Hotel Syogetsu
Only the ocean-view rooms with an open-air bath have a private bath — theirs pours free-flowing spring water. Other rooms use the large baths.

Two private bathing rooms — one cypress, one stone — each with its own living room, can be reserved after arrival for ¥3,500 an hour.
The private bath works like this: you book it, it's yours. Door closed, steam up, nobody else's schedule anywhere near you. Take the late slot — night air on wet skin is the whole point.



Private-bath and water facts were checked against the property's official site and Japanese booking pages in November 2026. Room plans change — confirm the private bath is included in the plan you book.
More in Ibusuki
Only the ocean-view rooms with an open-air bath have a private bath — theirs pours free-flowing spring water. Other rooms use the large baths.
Most rooms have a semi-open-air bath fed free-flowing from the inn's own spring, Koran no Yu. One named room (Sakurajima) uses ordinary water instead — check the room name when booking.
Two family private onsen baths (one barrier-free, up to five people) can be reserved for ¥2,200 an hour. Day-trip bathing is not accepted — the baths are for staying guests.