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8 Onsen in Iwate worth your time

Japan Gems

8 Onsen in Iwate, with what to see and how to get there.

Iwate has 8 onsen on Japan Gems. Below are the 8 we can tell you the most about — each one written up in English from Japanese sources, with what to see and how to get there. See all onsen in Iwate.

01

Dai Onsen

IWATE · PLACE 台温泉

Dai Onsen

A historic hot spring village in a river valley featuring traditional wooden inns and therapeutic sulfur waters used for centuries.

What it is

  • A collection of twenty traditional inns situated along the Daigawa River valley.
  • A hot spring destination reportedly discovered twelve hundred years ago by Sakanoue no Tamuramaro.
  • A historic retreat formerly frequented by the lords of the Nanbu Clan.
  • The original water source for the nearby Hanamaki Onsen area.

What to see

  • Nakajima Inn, a four-story wooden structure constructed by skilled shrine carpenters.
  • The local post office which functions as the primary financial institution for the village.
  • Traditional architecture lining the narrow valley alongside the flowing river.
  • Natural hot springs containing simple sulfur and sodium chloride sulfate.

Getting there

  • Buses travel from Hanamaki Station to the Dai Onsen terminal in thirty minutes.
  • The hot spring village is a ten-minute drive from the Hanamaki Interchange.

Read more about Dai Onsen

02

Ōshuku Onsen

IWATE · PLACE 鶯宿温泉

Ōshuku Onsen

A historic sulfur hot spring resort in Iwate featuring traditional inns, public baths, and unique tiger pufferfish farming.

What it is

  • A sulfur hot spring resort located in the Shizukuishi Basin of Iwate Prefecture.
  • Reportedly discovered by a farmer from Kaga Province during the Tensho era.
  • Historical retreat used by the ninth lord of the Morioka Domain for medical treatment.
  • Modern facilities use the natural hot spring water to farm tiger pufferfish.

What to see

  • Hotels and traditional inns lining both banks of the Oshuku River.
  • A town-operated public bath house open to both residents and visitors.
  • Uguisu Yunotsato Park which features a public footbath for travelers.
  • The Flower Garden Mori no Kaze built on the site of a former pool.
  • Sulfur spring water with source temperatures ranging from 57 to 62 degrees Celsius.

Getting there

  • The hot spring area is accessible by taxi from Shizukuishi Station.
Official site
ousyukuonsen.com

Read more about Ōshuku Onsen

03

Shidodaira Onsen

IWATE · PLACE 志戸平温泉

Shidodaira Onsen

A historic riverside hot spring resort in Iwate offering mineral-rich waters and large accommodations within the Hanamaki Onsen Village.

What it is

  • A hot spring resort area located along the Toyosawa River in Hanamaki City.
  • Part of the larger Hanamaki Onsen Village with a history dating back to 1689.
  • The spring was allegedly discovered by the historical figure Sakanoue no Tamuramaro.
  • The waters are known for containing salt and mirabilite minerals.

What to see

  • Large modern hotels and traditional Japanese inns situated along the riverbank.
  • Natural scenery of the Toyosawa River flowing through the hot spring district.
  • A trial footbath using the local spring water located in central Hanamaki.

Getting there

  • Take a twenty-minute bus ride from Hanamaki Station to reach the area.
  • The resort is a fifteen-minute drive from the Hanamaki-minami Interchange.

Read more about Shidodaira Onsen

04

Geto Onsen

IWATE · PLACE 夏油温泉

Geto Onsen

A historic hot spring resort on Mount Yakeishi featuring rare natural lime formations and baths with water rising from the floor.

What it is

  • A hot spring resort located on the slopes of Mount Yakeishi in Kitakami City.
  • Reportedly discovered in 1334 and ranked as a top-tier Ozeki bath during the Edo period.
  • Designated as a National Health Resort in 1965 for its mineral-rich waters.
  • The site consists of two main inns and multiple hot spring baths.

What to see

  • Outdoor baths where hot water emerges directly from the bottom of the pools.
  • The Tengu-no-Iwa lime scale dome which is a designated national natural monument.
  • Waters containing a mix of sodium chloride and calcium sulfate.

When to go

  • Visit between May and October as the facilities close during the winter season.
  • The access road is strictly closed from November to early May.
Official site
mizuki.sakura.ne.jp

Read more about Geto Onsen

05

Amihari Onsen

IWATE · PLACE 網張温泉

Amihari Onsen

A historic high-altitude sulfur spring and ski resort located within the scenic Towada-Hachimantai National Park in Iwate.

What it is

  • A sulfur hot spring discovered in the early 8th century at 750 meters elevation.
  • The site is located within the borders of Towada-Hachimantai National Park.
  • The name refers to nets historically used to restrict access to the spring.
  • A resort facility and ski area established on the site in 1965.

What to see

  • A mixed-gender open-air bath called Sennyo-no-yu located near the main facility.
  • A ski resort featuring five pair lifts for winter sports enthusiasts.
  • Mountain views from the high-altitude location in Shizukuishi Town.
  • Hot spring water sourced from two kilometers away in the mountains.

When to go

  • The ski season operates from mid-December through late March each year.

Read more about Amihari Onsen

06

Shin-namari Onsen

IWATE · PLACE 新鉛温泉

Shin-namari Onsen

A secluded hot spring resort in Iwate featuring unique standing baths and mineral-rich waters once associated with local gold mines.

What it is

  • The innermost hot spring located within the Hanamaki Minami Onsen Gorge.
  • A spring source named Kogane no Yu containing sodium, calcium, and sulfate.
  • The site of the former Kogane Onsen, named for historical gold mines in the area.
  • A resort area where Hotel Airinkan serves as the sole accommodation.

What to see

  • Deep standing baths designed for bathing while in an upright position.
  • Natural hot spring waters sourced directly from the local mineral springs.

Getting there

  • Take a bus from Hanamaki Station for a journey of approximately thirty-five minutes.
  • Drive twenty minutes from the Hanamaki-minami Interchange to reach the resort.

Read more about Shin-namari Onsen

07

Yamanokami Onsen

IWATE · PLACE 山の神温泉 (岩手県)

Yamanokami Onsen

A renovated hot spring inn along the Toyosawa River offering simple thermal waters in a quiet mountain setting.

What it is

  • A single Japanese style hotel located along the Toyosawa River
  • The fifth hot spring facility from the Hanamaki South entrance
  • A former hot spring cure house renovated into a large inn
  • A facility that reopened for business under new management

What to see

  • A large Japanese style hotel building situated between two other hot springs
  • Natural simple hot spring water used for bathing
  • Views of the Toyosawa River from the inn grounds

Getting there

  • Take an Iwate Ken Kotsu bus from Hanamaki Station
  • The bus journey takes approximately forty minutes to reach the area

Read more about Yamanokami Onsen

08

Watari Onsen

IWATE · PLACE 渡り温泉

Watari Onsen

A large hot spring resort at a river confluence featuring sulfur-rich waters and two distinct hotel buildings.

What it is

  • A hot spring facility located in Hanamaki City within Iwate Prefecture.
  • The site was originally opened by Takami Construction in 1990.
  • The resort is situated at the confluence of the Toyosawa and Osawa rivers.
  • The property is part of the Oedo Onsen Monogatari Premium series.

What to see

  • Hot spring baths containing natural sulfur water.
  • Hotel Satsuki, a five-story building containing fifty-six guest rooms.
  • Bettei Kaede, a three-story building featuring forty-five guest rooms.

Getting there

  • The bus ride from Hanamaki Station takes thirty-five minutes.

Read more about Watari Onsen

See all 8 onsen in Iwate