Osakaya in Kusatsu: A Traditional Stay One Minute from Yubatake
Stay a minute from Yubatake at Osakaya, where public baths use its spring water; guest-room baths are not listed as hot springs.
Osakaya’s address is its simplest selling point: Yubatake is about a one-minute walk away. That makes it easy to step out after dinner, see the steam and lights, then come back without climbing across town. The inn has an old-fashioned Japanese atmosphere and serves as a practical base for people who want the central Kusatsu experience close at hand.
The public bath and the private rock bath are different things
The men’s and women’s public bathing areas use Yubatake spring and are open from 2 pm until 10 am the next day. Each has an indoor bath and an outdoor bath; the women’s side also has a cave-style bath. These are shared facilities, not private room baths.
Osakaya’s outdoor rock bath can be booked privately for 40 minutes, between 1 pm and midnight. It costs ¥800 per room and is limited to one use per guest room; reservations are made by calling the front desk after arrival and are first come, first served. The inn notes that the bath is men-only from 6:00 to 9:30 am and is not available for private use in the morning. Check the day’s availability when you check in.
Match the room to your party, not to the word “bathroom”
Osakaya’s larger Kamiyashiki rooms give families or groups more space, with some layouts accommodating up to seven guests. Nakayashiki rooms come in several tatami sizes, typically for one to six people. Room configurations vary, so check the exact plan rather than assuming the inn’s room names all mean the same layout.
The room pages list bathrooms, but do not identify them as natural hot-spring baths. If you want an in-room onsen, this is not the feature to assume from the listing. Instead, the onsen experience is in the public baths and the limited-use private rock bath.
Dinner plans also affect arrival. The inn lists dinner starts at 6 pm or 7 pm; guests expecting to arrive after 5 pm should contact the property. Rooms and meal plans can have different conditions, and late arrival may not fit the dinner schedule.
Osakaya makes sense when central location and a traditional room matter more than having a private onsen in the room. For other setups around town, start with the Kusatsu ryokan guide or compare properties with confirmed in-room spring baths in the room-upgrade guide.
Sources
- [Osakaya: hot springs and private rock bath](https://www.osakaya.in/spa/) - [Osakaya: guest rooms](https://www.osakaya.in/room/) - [Osakaya: dining](https://www.osakaya.in/dish/) - [Osakaya: access](https://www.osakaya.in/access/) - [Osakaya: FAQ](https://www.osakaya.in/question/) - Images: [Osakaya official website](https://www.osakaya.in/)Checked: September 27, 2026
Tags: Kusatsu Onsen, Osakaya, Yubatake, kakenagashi, traditional ryokan
