5 ryokan in Manza on Aitayo have guest rooms with their own open-air bath.
A guest room with its own open-air bath means you do not need to use the shared bath at all. That is a fact about the room, not about any ryokan's policy.
Ryokan in Manza with an open-air bath in the room
- つま恋温泉 山田屋温泉旅館 ・ See rooms →
Room types: 【はなみずき・禁煙】かけ流し半露天＋足湯付／階段なし６４平米 / 【もみじ】源泉かけ流し露天風呂＆岩盤浴付二間和室（７９平米） / 【やまぼうし】源泉掛流し露天陶器風呂＋箱蒸し風呂（６５平米） - プチホテル マニトゥー ・ See rooms →
Room types: 半露天展望風呂付き ツインルーム【山吹】 - 奥嬬恋温泉 花いち 干川旅館 ・ See rooms →
Room types: 特室【都忘れ】和室10+6+4.5畳+ダイニング+半露天 / 暖炉付客室【花梨】和室10畳+ベッドルーム18畳+半露天 - 鹿鳴館＜群馬県＞ ・ See rooms →
Room types: ★【晩霞亭】露天風呂付き特別客室 - Ｍｏｒｉｎｅｓｔ 北軽井沢 ・ See rooms →
Room types: Morinest 北軽井沢 露天風呂付きトレーラーハウス
Dates are pre-filled for 2026-09-05, 1 night, 2 adults. You can change them on the booking page. Reservations are completed on Rakuten Travel's Japanese site (travel.rakuten.co.jp).
About the shared baths
Rules for the shared baths differ from ryokan to ryokan, and Aitayo has not checked them. If you want to use a shared bath, please ask the ryokan directly.
Other areas
Last updated: 2026-08-22 ・ Reservations are on Rakuten Travel (Japanese site).