Masugataya

♨️A 450-year-old hidden spring, cradled in a gorge

Yamagata · Ubayu Onsen Masugataya

1

An Open-Air Bath Amid Gorge Scenery

• 🏔️An open-air bath deep in the mountains, ringed by crimson and gray rock faces like a folding screen
• 🌌Two open-air baths where fresh greenery, autumn leaves, and starlit skies pour down onto the water
• ♨️One mixed-gender and one women-only open-air bath, with time slots alternating by gender

2

A Simple Acidic Sulfur Spring

• 💧A simple acidic sulfur spring at 51°C, gushing at 300 liters per minute
• 🚿100% kakenagashi, straight from the source with no added water or heating
• 🧴Yunohana (mineral deposits) gathered from the sulfur spring sold as a souvenir

3

Hinoki Indoor Baths

• 🛁One hinoki cypress indoor bath each for men and women, open 24 hours
• 🌲A wooden bathhouse looking out onto dense forest through the window
• 🕙For overnight guests, the open-air bath is available until 10pm

4

Rooms With Mountain Views

• 🪟Japanese-style tatami rooms with mountain views, all fitted with washlet toilets
• 🏯13 rooms in a two-story wooden building, a cozy inn that holds up to 48 guests
• 🍲Mountain-vegetable dishes are the inn's pride on the dinner table

5

Scenery of a Deep Mountain Valley

• 🍁Autumn foliage colors the valley, while mountain air stays cool even in June and July
• ⛰️The trail up 1,538m Mount Yakushimori, about 45 minutes to the summit
• 🌸Alpine flowers such as chiguruma and iwakagami found along the trail

6

450 Years of Hidden-Spring History

• 📜Opened in 1533, a storied hidden spring now run by its 17th-generation owner
• 🏮A member inn of the Association to Protect Japan's Hidden Hot Springs (Nihon Hito wo Mamoru Kai)
• 🔥A once-secluded therapeutic spring reachable only around June and July, cut off by heavy winter snow

7

The Road to a Mountain Inn

• 🚉About 25 minutes by inn shuttle from Toge Station on the JR Ou Main Line (for overnight guests, reservation required)
• 🚗From Fukushima-Iizaka IC on the Tohoku Expressway, take Route 13 and then the mountain road
• 🅿️About 250m on foot from the free parking lot to the inn, with a final uphill stretch

3

Hinoki Indoor Baths

• 🛁One hinoki cypress indoor bath each for men and women, open 24 hours
• 🌲A wooden bathhouse looking out onto dense forest through the window
• 🕙For overnight guests, the open-air bath is available until 10pm

4

Rooms With Mountain Views

• 🪟Japanese-style tatami rooms with mountain views, all fitted with washlet toilets
• 🏯13 rooms in a two-story wooden building, a cozy inn that holds up to 48 guests
• 🍲Mountain-vegetable dishes are the inn's pride on the dinner table

Show more (5 more)▾

In a gorge ringed by red rock peaks like a folding screen, milky-white open-air baths send up their steam. Founded 450 years ago and now run by the 17th generation, Ubayu Onsen Masugataya offers the true stillness of a hidden hot spring deep in the mountains.

#UbayuOnsen#Masugataya#YamagataOnsen#HiddenSpring#OpenAirBath#SulfurSpring#Yonezawa#JapanOnsenTravel

* This introduction was compiled from information published by each property (official website and similar sources), so some details may differ from what you find on the day. It is AI-assisted and can contain errors — please check the official website and the details shown at booking before you reserve.

체크인·체크아웃 · 체크인: 15:00 · 체크아웃: 10:00 · 최종 체크인: 18:00

* Translated from information supplied by the property; the cancellation policy shown at booking takes precedence.

From onsen etiquette to check-in — the things worth knowing first.

What are the check-in and check-out times at Masugataya?

Check-in starts at 15:00 and check-out is by 10:00.

Where is Masugataya located?

It is in Ginzan · Yamagata Yonezawa. Address: 1 Osawa, Yonezawa-shi, Yamagata.

How much does one night cost?

Recent lowest observed rate starts from ₩326,929 per night for two adults. Rates vary by date and room type, so a live search is most accurate.

What is the cancellation and refund policy?

Free-cancellation deadlines vary by rate plan and are shown with each room. Cancelling before the deadline gives a full refund.