What Is Gero Onsen? One of Japan’s Top Three Hot Springs with Over 1,000 Years of History
Gero Onsen, nestled in the mountains of Gero City, Gifu Prefecture, is a renowned hot spring counted among Japan’s three great onsen, alongside Arima Onsen (Hyogo) and Kusatsu Onsen (Gunma).
It became widely known after being praised as one of Japan’s top three hot springs in writings by the Muromachi-period Zen monk Banri Shūkyū and the Edo-period Confucian scholar Hayashi Razan.
Its smooth, gentle water is also popular as a “beautifying hot spring,” attracting many travelers from Japan and abroad.
The onsen town along the Hida River is lined with ryokan and hotels, surrounded by charming streets and rich nature—an ideal place to enjoy hot springs, local food, and strolling all in one trip.

Gero Onsen Water Quality and How to Enjoy It
Alkaline Simple Hot Spring Famous for Smooth Skin
Gero Onsen is an alkaline simple hot spring (pH around 9.18), known for its gentle, silky feel on the skin.
It softly removes old keratin, leaving your skin feeling moisturized and smooth after bathing.
The source temperature is about 55°C, and the water is colorless, transparent, and light.
- Footbath hopping in the onsen town
- There are nine free footbaths scattered around town, making it easy to enjoy Gero’s famous hot spring casually.
- Taking a break at a footbath between strolls is one of the great pleasures of walking around Gero Onsen.
- Onsen-hopping pass
- With the “Yumeguri Tegata” pass issued by the ryokan association (2,500 yen per pass), you can enjoy baths at three participating inns of your choice.
Stroll Around Gero Onsen Town
Gero Onsen has many sightseeing spots you can enjoy on foot.
- Gero Onsen Gasshō Village
- An open-air museum that recreates a village using 10 relocated gasshō-zukuri houses from places like Shirakawa-go.
- It includes the nationally designated Important Cultural Property “Former Ōdo House,” as well as folklore museums and workshops for pottery and washi paper-making.
- Admission is 800 yen for adults.

Unique Experiences in Gero Onsen
Footbath Time at Funsenchi
Funsenchi, a symbol of Gero Onsen, is an open, free footbath spot on the riverside of the Hida River.
It was once enjoyed as a mixed-gender outdoor bath, but today it is a spot for footbaths.
With the Hida River flowing in front of you and mountains all around, it’s an outstanding location to savor Gero’s hot spring water.
Because it may be unavailable at certain times due to cleaning and maintenance, plan your stop to match your stroll.
Enjoy Local Food
- Hida beef dishes
- Gero Onsen is close to the Hida beef producing region, and you can enjoy it in many styles such as shabu-shabu, steak, and yakiniku.
- In the onsen town, Hida beef nigiri sushi and croquettes are also popular as street food.
- Hōba miso
- A Hida-region local dish where miso is topped with green onions and mountain vegetables and grilled on a magnolia leaf.
- It pairs perfectly with white rice and is a classic dish often served at ryokan breakfasts.
- Tomato donburi and keichan
- A rice bowl made with Gero’s specialty tomatoes, and keichan—chicken marinated in miso sauce and grilled with vegetables—are also local favorites.

How to Get to Gero Onsen and Where to Stay
Access
- By public transportation
- About 90 minutes from Nagoya Station to Gero Station on the JR Takayama Main Line Limited Express Hida.
- From Gero Station, it’s about a 5–10 minute walk to the center of the onsen town.
- Many ryokan operate free shuttle buses to and from Gero Station.
- By car
- About 60 minutes from Nakatsugawa IC on the Chūō Expressway via National Route 257.
- Several parking lots are available in the onsen town.
Accommodation
Gero Onsen offers a wide range of places to stay, from long-established ryokan to modern hotels and budget-friendly business hotels.
Rooms with private open-air baths and inns featuring kaiseki meals centered on Hida beef are especially popular.
Many facilities also offer day-use bathing, including public baths such as Shirasagi-no-Yu, Kuagarden Rotenburo, and Sachi-no-Yu.

Important Tips for Visiting Gero Onsen
Seasonal Recommendations
- Spring (March–May)
- In early April, when cherry blossoms along the Hida River are at their best, the combination of sakura and hot springs is exceptional.
- Summer (June–August)
- Riverside fireworks events such as the Saturday “Fireworks Musical” can be enjoyed.
- Autumn (September–November)
- Peak fall colors are typically from late October to mid-November.
- The surrounding mountains turn red and gold, and views from open-air baths are especially beautiful.
- Winter (December–February)
- Soaking in an open-air bath amid snowy scenery is a winter-only luxury.
- The winter fireworks event “Hanabi Monogatari” is also held on Saturdays from December to March.
Onsen Etiquette
Follow Japanese onsen manners: wash your body before entering, don’t soak towels in the bath, and tie up long hair.
If you have tattoos, some facilities restrict entry, so checking in advance is recommended.
Gero Onsen is one of Japan’s premier hot spring destinations, with a long history and water quality renowned as a “beautifying onsen.”
From Hida beef cuisine to strolling the onsen town and footbath hopping, come and experience this hot spring resort with all five senses.