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Curated Collection

Kusatsu Ryokans with Private Open-Air Baths

31 stays

A private bath in Kusatsu means the town's famously acidic, sulfur-rich water — the same free-flowing sources that feed the steaming yubatake — in a tub you don't have to share. Our database lists 31 stays here with private open-air or reservable baths, starting at $56 a night. Suehiroya Ryokan tops the ratings at 9.8, Kusatsu Onsen Gensen Ichinoyu pairs a 9.6 score with a $97 rate, and Kei anchors the splurge end at around $460. The sub-$100 rooms with their own tubs sell out first, so book two to three months ahead for autumn and winter weekends.

Kusatsu|Mid-Range

Suehiroya Ryokan

末広屋旅館

Renovated seven-room ryokan two minutes from the Yubatake, with four free 24-hour private kashikiri baths sourced from Kusatsu's sulfur spring.

OnsenPrivate Onsen

from $158 / per night · per person

9.8/10 (61)
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Kusatsu|Luxury

Kei

炯 -kei-

Seven-suite adults-only design auberge in Kusatsu Onsen, opened 2019, with three private hot-spring baths drawn from the acidic Yubatake source.

OnsenPrivate Onsen

from $460 / per night · per person

9.5/10 (77)
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Kusatsu|Mid-Range

Ryokan Tamura

旅館たむら

Fourteen-room mid-range ryokan of roughly 150 years standing, three minutes from the Yubatake, with two free kashikiri baths.

English OKOnsenPrivate Onsen

from $100 / per night · per person

9.4/10 (15)
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Kusatsu|Luxury

Ekinariya Ryokan

益成屋旅館

Six-room luxury inn from 1969, one minute from the Yubatake, where every room has a private hot-spring bath.

OnsenPrivate Onsen

from $155 / per night · per person

9.4/10 (34)
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Kusatsu|Mid-Range

Kusatsu Onsen Hoshikawa

草津温泉 ほしかわ

Four-room inn renovated in 2024 with three 24-hour kashikiri baths and English-speaking staff, seven minutes from the Yubatake.

English OKOnsenPrivate Onsen

from $90 / per night · per person

9.3/10 (24)
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Kusatsu|Luxury

Tsutsujitei

つつじ亭

An ultra-exclusive 10-room retreat hidden within 5,000 tsubo of private woodland, with full-course kaiseki in private dining rooms.

OnsenPrivate OnsenVegetarianTattoos: private bath only

from $400 / per night · per person

9.3/10 (45)
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Kusatsu|Mid-Range

Kusatsu Now Resort Hotel

草津ナウリゾートホテル

A 138-room European-style resort with English-speaking staff, public and outdoor onsen, and 34 terrace rooms with private open-air baths.

English OKOnsenPrivate Onsen

from $100 / per night · per person

9.2/10 (2,668)
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Kusatsu|Luxury

La Vista Kusatsu Hills

ラビスタ草津ヒルズ

Luxury 69-room Dormy resort where every room has a private open-air hinoki onsen, plus four reservable shared kashikiri baths.

English OKOnsenPrivate OnsenTattoos: private bath only

from $148 / per night · per person

9.2/10 (225)
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Kusatsu|Mid-Range

Yu-no-Yado Misago

湯の宿 みさご

Intimate five-room Kusatsu Onsen ryokan an 8-minute walk from the Yubatake, with three key-lockable private open-air baths on free-flowing source water.

OnsenPrivate Onsen

from $72 / per night · per person

9.2/10 (449)
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Kusatsu|Mid-Range

Kusatsu Onsen Vent Vert

草津温泉 ヴァンベール

Six-room adults-only inn reopened April 2023 with three free kashikiri baths — hinoki, semi-open-air, and stone — all source-fed kakenagashi.

English OKOnsenPrivate Onsen

from $106 / per night · per person

9.1/10 (166)
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Kusatsu|Mid-Range

Hanaingen

お豆の小宿 花いんげん

An adults-only 10-room inn about 99 steps from the Yubatake, with four free-to-use private acidic-sulfur baths.

OnsenPrivate Onsen

from $165 / per night · per person

9.1/10 (340)
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Kusatsu|Mid-Range

Hinokitei Bokusui

ひのき亭牧水

Intimate ten-room Kiso-cypress ryokan a short walk from Kusatsu's Yubatake, with three reservable private baths and kaiseki dinners.

OnsenPrivate Onsen

from $140 / per night · per person

9/10 (222)
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Kusatsu|Mid-Range

Yuyado Miyuki Honkan

湯宿みゆき本館

A 20-room main building with five reservable kashikiri baths and a new wing added in April 2024, Japanese-only service.

OnsenPrivate Onsen

from $139 / per night · per person

9/10 (606)
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Kusatsu|Mid-Range

Nakamuraya Ryokan

中村屋旅館

A traditional 10-room ryokan in central Kusatsu Onsen with reservable private baths fed by the town's acidic-sulfur source water.

OnsenPrivate Onsen

from $63 / per night · per person

9/10 (478)
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Kusatsu|Luxury

Tenojiya

ての字屋

Traditional twelve-room ryokan near Kusatsu's Yubatake, drawing the town's acidic sulfur source water into reservable private baths.

English OKOnsenPrivate Onsen

from $445 / per night · per person

9/10 (51)
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Kusatsu|Luxury

Naraya

奈良屋

An 1877-established inn one minute from Yubatake, bathing guests in Kusatsu's oldest spring source — Shirahata-no-Yu.

English OKOnsenPrivate OnsenVegetarianTattoos: private bath only

from $350 / per night · per person

9/10 (310)
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Kusatsu|Luxury

Yuyado Tokinoniwa

湯宿 季の庭

An all-suite onsen retreat where every room has a private open-air bath, plus 23 communal bathing options.

English OKOnsenPrivate OnsenVegetarianTattoos: private bath only

from $300 / per night · per person

8.9/10 (377)
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Kusatsu|Mid-Range

Kusatsu Hotel 1913

草津ホテル

A Taisho-era wooden masterpiece built in 1913, blending historic charm with natural hot spring luxury.

English OKOnsenPrivate OnsenTattoos: private bath only

from $130 / per night · per person

8.9/10 (1,602)
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Kusatsu|Luxury

Urakusatsu Tou

裏草津 蕩 TOU

A 4-room luxury design ryokan in Kusatsu's Urakusatsu quarter, with private open-air baths and in-room baths on free-flowing source water.

English OKOnsenPrivate Onsen

from $150 / per night · per person

8.8/10 (202)
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Kusatsu|Mid-Range

Osakaya

大阪屋

A 1-minute walk from Yubatake — drawing water directly from the precious hot-water field source.

English OKOnsenPrivate OnsenVegetarianTattoos: private bath only

from $150 / per night · per person

8.8/10 (195)
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Kusatsu|Mid-Range

Kusatsu Onsen Hotel Village

草津温泉ホテルヴィレッジ

Family-oriented 102-room resort with three hot-spring sources, 24-hour indoor and outdoor baths, rentable kashikiri baths, and multilingual staff including English and Chinese.

English OKOnsenPrivate Onsen

from $102 / per night · per person

8.8/10 (3,792)
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Kusatsu|Budget

Matsunoi Ryokan

松乃井旅館

Small nine-room budget ryokan near the Yubatake in Kusatsu Onsen, with four free-flowing private hot-spring baths and two-meal plans.

OnsenPrivate Onsen

from $75 / per night · per person

8.8/10 (51)
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Kusatsu|Budget

Yuyado Okura

ゆ宿大蔵

Showa-retro Japanese-style inn a 5-minute walk from the Yubatake, drawing milky-white Jizo-no-Yu source water with a free 24-hour private family bath.

OnsenPrivate Onsen

from $60 / per night · per person

8.6/10 (73)
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Kusatsu|Mid-Range

Juniya Ryokan

十二屋旅館

Ten-room traditional ryokan one minute from the Yubatake, with four rooms that include a private open-air bath.

OnsenPrivate Onsen

from $95 / per night · per person

8.6/10 (265)
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Kusatsu|Budget

Yubatake Souan

湯畑草菴

A Meiji-era wooden building converted into a stylish room-only inn, steps from the Yubatake with a popular foot-bath cafe.

English OKOnsenPrivate OnsenTattoos: cover up

from $90 / per night · per person

8.5/10 (120)
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Kusatsu|Mid-Range

Aeru Yado Takamatsu

和える宿高松

Modern Japanese-Western inn near Kusatsu's Yubatake, opened 2020, with source-fed baths, a sauna and tattoo-friendly policy.

English OKOnsenPrivate OnsenTattoos OK

from $112 / per night · per person

8.4/10 (522)
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