Sainokawara Park
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Nishinokawara-dori

4.4
·4k reviews·Kusatsu, Japan

A surreal park in Kusatsu Onsen with steaming hot springs, foot baths, and walking trails through a forested valley.

Highlights

Highlights

Must-see attractions

Social content

Social

From TikTok & Reddit

Best Time

Winter mornings

Steam is most dramatic

CrowdLow
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Sainokawara Park

Nishinokawara-dori

Best Time

Winter mornings

Steam is most dramatic

CrowdLow
Highlights

Highlights

Must-see attractions

A surreal park in Kusatsu Onsen with steaming hot springs, foot baths, and walking trails through a forested valley.

4.4
(4k reviews)

"This spot is so magical, a truly otherworldly experience with steaming hot springs and relaxing foot baths."

Vertical photo
TIP

Bring a Towel! 🧖‍♀️

Essential for drying off after using the many free foot baths. Don't forget it!

Wear Comfy Shoes 👟

The park has rocky riverbeds and walking paths. Good footwear is key for exploring.

Third hero image

Highlights

Discover the most iconic attractions and experiences

Sai-no-Kawara Park

Sai-no-Kawara Park

Main area of Nishinokawara-dori

A surreal, steaming riverbed with natural hot springs flowing through a forested valley. Magical and otherworldly.

Foot Soaking Pools

Foot Soaking Pools

Along the park walkway

Numerous pools perfect for a relaxing foot bath amidst beautiful natural surroundings. Bring your own towel!

Public Onsen

Public Onsen

End of the park walkway

A public hot spring bath offering a full onsen experience after exploring the park's unique landscape.

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Planning Your Visit

Embrace the Steaming Landscape

Nishinokawara-dori is a unique park featuring naturally heated, steaming pools and walking trails. Prepare for a surreal, otherworldly experience, especially in cooler weather. Bring a small towel for foot baths and wear comfortable shoes for exploring the rocky riverbed.

Navigating Kusatsu Onsen

While Nishinokawara-dori itself is a park, it's part of the larger Kusatsu Onsen area. Research public transport options like direct buses from Tokyo, as parking can be challenging, especially on weekends. Many onsen facilities operate on a walk-in basis, so check individual bathhouse policies.

Best Times

When
Winter mornings
Why
Steam is most dramatic
Crowd
Low
When
Late afternoon
Why
Golden hour light
Crowd
Medium
When
Evenings (lit up)
Why
Magical illuminated views
Crowd
Medium

Insider Tips

from TikTok, Instagram & Reddit

This spot is so magical 🖤♨️ #kusatsuonsen #gunma #japanguide #travelbucketlist #onsen
@mayumivstheworld
117.1K likes • 1M views

Bring a Towel! 🧖‍♀️

Essential for drying off after using the many free foot baths. Don't forget it!

Wear Comfy Shoes 👟

The park has rocky riverbeds and walking paths. Good footwear is key for exploring.

📍3 Best onsen town in winter of japan / 冬に行きたい最高の温泉街3選 ①草津温泉 群馬 / Kusatsu Onsen 日本三名泉の1つである草津温泉の自然湧出量は日本一を誇り、1日にドラム缶約23万本分もの温泉が湧き出しています♨️ 湯畑の絶景が直近で拝めたり、お湯を冷ますための湯もみショーを楽しめたり、温泉街では食べ歩きを楽しめるのも魅力的!貴方も草津温泉で癒されてみてはいかがですか? Kusatsu Onsen, one of Japan's 3 most famous hot springs, boasts the largest natural spring water output in Japan, with about 230,000 drums' worth of hot spring water gushing...
@istudy_language
45.4K likes • 1.1M views
📍往復直通バスで行く草津温泉旅行 / Kusatsu Onsen by round-trip direct bus 日本三名泉の一つである草津温泉に東京から往復直通バスで楽々行けちゃうプランが登場。無料Wi-Fi完備の直通バスでゆったり移動が叶う。「亀の井ホテル草津湯畑」に着いたら荷物を預けて、手ぶらで温泉街を散策。お宿から温泉街まで徒歩3分の好立地!大人気の湯もみショーを見た後は食べ歩きをしたり、「西の河原公園」を観光したら、お宿の温泉でゆっくり温まる。3箇所ある温泉では3つの源泉が楽しめちゃうよ♨️バスプランで申し込めば色浴衣の貸出サービスも👘 温泉で温まった後はブュッフェ形式のお夕食がお出迎え。群馬県の地元の食材を使用した料理が思う存分楽しめる。夜はライトアップされた湯畑を散策、冬限定で見られるクリスマスツリーの装飾も美しく幻想...
@istudy_language
19.9K likes • 465.6K views

Parking Tips 🚗

No parking at the spot. Use nearby supermarket or government building lots, especially on weekends.

Wheelchair Accessible ♿

Toilets are available, and paths are generally accessible, though some stairs can be slippery.

Kusatsu Onsen (Gunma) / 草津温泉♨️ Kusatsu Onsen lit up at night🤩♨️✨ Please follow 👉@japan_walker_ Please Share 🥰🙏✨ #japan #japantravel #草津温泉#くさちつme #kusatsu
@japan_walker_
14.3K likes • 310.1K views

Tips

from all over the internet

Bring a Towel! 🧖‍♀️

Essential for drying off after using the many free foot baths. Don't forget it!

Wear Comfy Shoes 👟

The park has rocky riverbeds and walking paths. Good footwear is key for exploring.

Parking Tips 🚗

No parking at the spot. Use nearby supermarket or government building lots, especially on weekends.

Wheelchair Accessible ♿

Toilets are available, and paths are generally accessible, though some stairs can be slippery.

Nighttime Magic ✨

The park is beautifully lit up at night, offering a different, enchanting atmosphere.

What Travellers Say

4.4
(4k reviews)

Reviews Summary

Visitors rave about the otherworldly, steaming landscape of Nishinokawara-dori, calling it magical and a must-see in Kusatsu Onsen. The free foot baths are a highlight, offering relaxation amidst unique natural beauty. While parking can be an issue and shade is limited, the overall experience is highly praised for its peaceful atmosphere and visual spectacle.

"Sainokawara Park is a peaceful and scenic spot just a short walk from the Yubatake. The walking paths are surrounded by nature, volcanic rock, and naturally heated streams, which makes the whole place feel calming and relaxing. Inside the park is Sainokawara Rotemburo, the largest open-air bath in Kusatsu Onsen, and it is well worth the visit if you enjoy onsen. The atmosphere is quiet and soothing, and it is a wonderful place to take a slow walk, unwind, and enjoy the natural beauty of Kusatsu."

daddydrives

"Good for a walk and remember to try the free onsen outside with your feet. The water source is different to the main source with less acidity. If you forgot to bring a towel, you may consider to buy a towel at the entrance of the onsen (300 yens). I don't recommend paper tissue as it is not easy to find a rubbish bin."

Damian Siu

"If you come to Kusatsu, don't forget to come here. Most people don't realize but this is walkable from the Yubatake and it's open and pretty.

If you don't come here, it's like going to McDonalds, ordering a burger and a drink but not the fries."

TatteredAllure

What People Like

Magical steaming landscape
Free foot baths
Peaceful atmosphere

What People Dislike

Limited parking
Lack of shade

Frequently Asked Questions

🚇 🗺️ Getting There

The easiest way is often by direct bus from Tokyo to Kusatsu Onsen, which takes about 3-4 hours.TikTok From the Kusatsu Onsen bus terminal, Nishinokawara-dori is about a 10-minute walk along a street lined with shops.Reddit

No, there is no dedicated parking at the park itself. Visitors are advised to find parking near supermarkets or government buildings in the vicinity, especially during weekends.Reddit

Yes, it's easily accessible on foot from the main Kusatsu Onsen area. Many accommodations are also a short walk away.TikTok

Wear comfortable shoes as you'll be walking on rocky riverbeds and trails. The park stretches for about a quarter of a mile along the riverbed.Reddit

Absolutely! It's a perfect addition to a day trip to Kusatsu Onsen, offering unique natural beauty and relaxation.

🎫 🎫 Tickets & Entry

Nishinokawara Park itself is generally free to enter and explore. The foot baths are also free to use.Reddit

Kusatsu Onsen has various onsen facilities. Some are public bathhouses requiring entry fees, while others are part of hotels. Nishinokawara Park has free foot baths and a public onsen at the end of the walkway.Reddit

Payment methods can vary by facility. It's best to check with individual onsen establishments beforehand, though many smaller ones may prefer cash.Reddit

The park is an open natural space and is generally accessible at all times. However, the public onsen facility at the end of the park will have its own operating hours.

For most public onsen facilities in Kusatsu Onsen, tickets are typically purchased on-site. Advance booking is usually not required unless it's a private onsen experience.

🎫 🏞️ Onsite Experience

You can walk along the steaming riverbed, enjoy the unique landscape, soak your feet in the numerous hot spring pools, and visit the public onsen at the end of the park.Reddit

Yes, the steaming landscape, especially in winter or early morning, is incredibly photogenic.TikTok+1 The park is also beautiful when lit up at night.TikTok

The atmosphere is often described as peaceful, magical, and otherworldly due to the steaming hot springs and natural surroundings.TikTokReddit

There are some sitting areas, but many of the foot baths and the park itself are exposed to the sun, with limited shade.Reddit

The name 'Sai-no-Kawara' refers to a mythological riverbed in the underworld. The park's steamy landscape is said to have spiritual and physical health benefits.Reddit

🍽️ 🍽️ Food & Dining

There are no eating or drinking services directly within Nishinokawara Park itself.Reddit However, the main street leading to the park is lined with shops and restaurants.

Kusatsu Onsen offers local Gunma prefecture ingredients. Many restaurants serve dishes featuring regional produce, and you can find unique snacks like tsukemono (pickles) in the shops.TikTok

The street connecting the main Kusatsu Onsen area to Nishinokawara-dori is filled with various dining options, from casual eateries to more formal restaurants.

It's generally not recommended to eat or drink while using the foot baths to maintain cleanliness and respect for the space.

No, the park is a natural landscape focused on the hot springs. You'll need to head back towards the town center for cafes and snack bars.

📸 📸 Photography

Early mornings, especially in winter, offer dramatic steam effects.TikTok Late afternoons provide beautiful golden hour light, and the park is also stunning when illuminated at night.TikTok

Capture the unique steaming riverbed, the contrast of steam against the forest, people enjoying foot baths, and the illuminated pathways at night.TikTok+1

A standard smartphone camera is sufficient for most shots. If you're serious about capturing the steam, a camera that handles low light well can be beneficial.

Generally, photography is allowed. However, always be respectful of other visitors' privacy and any posted signs.

The natural hot springs creating a constant steam, the lush forested valley, and the unique rocky riverbed create an otherworldly and visually striking scene.TikTok

For Different Travelers

Tailored advice for your travel style

👨‍👩‍👧 Families with Kids

Nishinokawara-dori offers a unique natural playground for families. The steaming riverbed and foot baths are fascinating for children to observe and experience. It's a great opportunity for kids to connect with nature in a novel way. Remember to bring extra towels and ensure children are supervised around the hot water.Reddit

While the park is generally accessible, some stairs can be slippery, especially in winter. The main street leading to the park has shops that might offer souvenirs or snacks. Consider visiting during daylight hours for the best visibility and safety, though the nighttime illumination is also magical if children are comfortable.

🚶‍♀️ Solo Travelers & Couples

Solo travelers and couples will find Nishinokawara-dori to be a wonderfully serene and atmospheric destination. The peaceful ambiance of the steaming park is perfect for quiet contemplation or romantic strolls.TikTok The foot baths offer a chance to relax and chat, while the public onsen provides a shared wellness experience.

It's an ideal spot for photography enthusiasts, with unique natural phenomena to capture. The walk from the main Kusatsu Onsen town is pleasant, passing by charming shops, making it an easy and rewarding excursion.

♿ Travelers with Mobility Concerns

Nishinokawara-dori is relatively accessible, with available toilets and paths that are generally suitable for wheelchairs.Reddit The park stretches along a riverbed, and while there are some stairs, the main walkways are manageable. Visitors can enjoy the foot baths and the unique steaming landscape without needing to navigate overly strenuous terrain.

It's worth noting that some areas might have uneven surfaces due to the natural rocky riverbed. The public onsen at the end of the park should be checked for specific accessibility features if a full bathing experience is desired.

Deep Dives

In-depth insights and expert knowledge

The Mystical Sai-no-Kawara Park

Sai-no-Kawara Park is the heart of Nishinokawara-dori, a truly unique natural wonder. This area is characterized by a rugged, rocky riverbed where numerous natural hot springs emerge, creating a constant, ethereal steam that blankets the landscape. The sheer volume of hot spring water is immense, contributing to Kusatsu Onsen's reputation as one of Japan's top hot spring destinations.TikTok The park's name, 'Sai-no-Kawara,' carries a poignant mythological significance, referring to a riverbed in the underworld where the souls of young children gather. This adds a layer of profoundness to the already mystical atmosphere.Reddit

Visitors can stroll along the quarter-mile-long riverbed, observing the steaming vents and the mineral-rich waters. The surrounding forested uplands provide a beautiful contrast to the steaming earth. It's a place that evokes a sense of wonder and tranquility, offering a unique sensory experience. The natural warmth from the springs can be felt even on cooler days, making it a captivating destination year-round.Reddit

Beyond its visual appeal, the waters of Sai-no-Kawara are believed to possess physical, mental, and spiritual healing properties. The trail through the park is considered an important pilgrimage route by locals, highlighting its deep cultural and spiritual resonance. For travelers, it's an opportunity to connect with nature in a profound and almost otherworldly way, making it a must-visit spot in Kusatsu Onsen.Reddit

Experiencing the Foot Baths and Onsen

One of the most accessible and enjoyable activities at Nishinokawara-dori is utilizing the numerous foot soaking pools scattered throughout the park. These pools are fed by the natural hot springs and offer a perfect way to relax your feet while taking in the unique scenery.Reddit It's highly recommended to bring a small towel or handkerchief to dry your feet afterward, as these are not provided at the pools.Reddit

At the end of the park's walkway, you'll find a public onsen. This offers a more traditional hot spring bathing experience, allowing visitors to immerse themselves fully in the therapeutic waters. While the park itself is free to explore, the public onsen will have an entry fee. It's advisable to check the operating hours and any specific rules for the public bath before your visit.

Many visitors find the combination of exploring the steaming landscape and then enjoying a foot bath or a full onsen soak to be incredibly rejuvenating. The natural mineral content of the water is said to have numerous health benefits, making it a popular destination for both relaxation and wellness.TikTok

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