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Yamashiro · Rosanjin exhibition
Iroha Sōan shows Rosanjin and Yamashiro Onsen until 17 November 2026. Crab dinners start at the ryokan from 6 November.
春 夏 秋 冬
Checked 13 Oct 20265 min read
In brief

Yamashiro Onsen (山代温泉) is the easiest town of Kaga Onsen, 10–15 min by bus from Kaga-Onsen Station (about ¥290). Two public baths face each other on the old bath square: Kosōyu ¥700, a rebuilt Meiji bathhouse where the water runs untouched, and Sōyu ¥500, with ¥1,000 for both. Rosanjin's Iroha Sōan, the Kutani kiln-ruins museum and Yakuō-in are a short walk away.

Yamashiro is laid out around the Yu-no-gawa (湯の曲輪), the square where the town's bathhouse has stood for centuries. Inns and shops ring the square, and the lanes behind it climb to a temple and a kiln site.

It suits a short stay: a morning soak, two small museums, lunch, and a ryokan night if you have it. The stops below are in the order a loop of the square takes them.

What to see

Six stops around the bath square

01

Kosōyu, the Meiji bathhouse古総湯

Yu-no-gawa square · the CAN BUS stop is Yamashiro Onsen Sōyu and Kosōyu

A rebuild of the Meiji-era public bath, down to the Kutani tile on the floor and walls, the stained glass and a rest room upstairs. It is a bathing museum: you only soak, as bathers did then, so there are no taps, showers, soap or shampoo. The water is the shared source, free-flowing with nothing added or recirculated. Adults pay ¥700.

Fee
¥700
Hours
6:00–22:00
Dec–Feb
7:00–21:00
02

Sōyu, the modern public bath総湯

Beside Kosōyu · 0761-76-0144

The larger bath, with Kutani-tile tubs, a high ceiling open to the sky and two temperatures. It uses source water with no water added and a heat exchanger to set the temperature. Adults pay ¥500; a ¥1,000 ticket covers Sōyu and Kosōyu. Towels and toiletries are sold but not provided, and the shop beside it (7:00–19:00 daily) sells onsen eggs and an onsen-egg soft-serve. Both baths close until noon on the 4th Wednesday.

Fee
¥500
Both baths
¥1,000
Hours
6:00–22:00
03

Yu-no-gawa, the bath square湯の曲輪

Centre of town · cobbled, with inns on every side

The square keeps the old pattern of an onsen town: the public bath at the centre, with inns and shops built around it. Writers and artists came to take the waters, among them the poet Yosano Akiko and Rosanjin, and the warlord Akechi Mitsuhide is said to have come to recover from an illness. It is a quiet place after the day visitors leave.

Cost
Free
Allow
20 minutes
Best
Evening, in a yukata
04

Rosanjin's Iroha Sōan魯山人寓居跡 いろは草庵

Yamashiro 18-5 · by the bath square

Kitaōji Rosanjin arrived in autumn 1915, aged about 32, introduced by Hosono Entai of Kanazawa, and stayed roughly six months. Using the name Fukuda Taikan, he worked from an annex of the Yoshinoya inn, carving the signboards of Yoshinoya and the Suda Seika kiln, and found his way to pottery at that kiln. The building is a nationally registered cultural property, with his signboards and tableware. ¥560 for adults (high school and under free), 9:00–17:00, closed Wednesday except holidays. Exhibition Rosanjin and Yamashiro Onsen runs 30 July to 17 November 2026.

Fee
¥560
Hours
9:00–17:00
Closed
Wed (not holidays)
05

Kutani Kiln Site Exhibition Hall九谷焼窯跡展示館

Yamashiro 19-101 · 0761-77-0020

The remains of the Yoshidaya kiln, built in the late Edo period by the Daishōji merchant Toyoda Denemon, are kept as excavated under a hall, with Kutani ware beside them. It shows where the revived Kutani porcelain of Yamashiro began. ¥350; high school and under free. 9:00–17:00, last entry 16:30, closed Tuesday except holidays. Making experiences are extra.

Fee
¥350
Hours
9:00–17:00
Closed
Tue (not holidays)
06

Yakuō-in Onsen-ji薬王院温泉寺

Yamashiro 18-40 · 5 min on foot from the Yamashiro West Exit bus stop

The temple that protects the spring. By its own tradition the monk Gyōki found the Yamashiro spring in 717, led by a bird while on pilgrimage to Mt Hakusan, and carved a Yakushi Nyorai (the healing Buddha) and founded the temple. The grounds are open at all hours and free.

Entry
Free
Hours
Grounds always open
Founded
717 (tradition)
Getting there

From Kaga-Onsen Station

OptionTimeFareNotes
Hokutetsu route bus10–15 minAbout ¥290Cheapest. Stops: Yamashiro Onsen (square) and Yamashiro West Exit (Yakuō-in)
CAN BUS Mountain routeLonger, as it loops¥500, or ¥1,300 one-day digital ticketStops at the Sōyu and Kosōyu, Iroha Sōan, the kiln museum and Natadera; see the Kaga Onsen guide
TaxiAbout 10 minMeterEasiest with luggage
Inn shuttleAbout 15 minFree at some innsReserve with the inn; Tachibana Shikitei has a station shuttle

From Kanazawa: Shinkansen to Kaga-Onsen, 14–19 min, ¥3,170 reserved; from Tokyo, 2h 43m, ¥15,150. Bath prices and hours are from the Yamashiro Onsen tourist association (the Kosōyu price changed on 1 April 2026); museum details from Kaga city sources and the CAN BUS site. Checked 13 Oct 2026.

The water and the seasons

Baths, and when to come

One spring feeds the two public baths and several inns around the square.

  1. 01
    The spring. A sodium calcium sulfate-chloride water, about 63°C at the source and mildly alkaline (pH 7.8). It flowed by itself until the early Shōwa period and is now pumped.
  2. 02
    How the baths run it. Kosōyu is free-flowing with nothing added or recirculated. Sōyu adds no water and sets the temperature by heat exchanger. At the inns, KAI Kaga, Araya Tōtōan and Tachibana Shikitei run their baths free-flowing; larger hotels top up, heat and recirculate. Ask your inn which baths are which.
  3. 03
    Winter. Kosōyu opens 7:00–21:00 from December to February. Ryokan switch to crab dinners from 6 November (snow crab season), so book early for weekends.
  4. 04
    Autumn. The Rosanjin exhibition at Iroha Sōan runs to 17 November 2026; the museum has a new exhibition each season.
Where to stay

Three Yamashiro inns

Yamashiro · bath square

KAI Kaga

界 加賀 · facing the Sōyu square

Hoshino Resorts' Kaga inn in the old Shiroganeya building, beside the public baths. Its baths are described as free-flowing.

from about ¥30,000 pp
Check rates ↗
Yamashiro · bath square

Araya Tōtōan

山代温泉 あらや滔々庵 · on the bath square

A ryokan with 17 rooms whose family kept the lord's bath house for the Daishōji domain, with ties to Rosanjin. The baths take the shared source free-flowing.

from about ¥33,000 pp
Check rates ↗
Yamashiro · food-led

Tachibana Shikitei

たちばな四季亭 · Yamashiro

A food-led inn known for abalone and crab, with rooms that have open-air tubs fed with undiluted 66°C spring water, free-flowing.

ryokan, 2 meals
Check rates ↗

Prices are per person with dinner and breakfast, two sharing, from Japanese booking sites in October 2026, and move by date.

FAQ

Yamashiro Onsen, answered

How much do Kosōyu and Sōyu cost in Yamashiro Onsen?

Sōyu ¥500 and Kosōyu ¥700 for an adult, or ¥1,000 for a combined ticket. Both open 6:00–22:00 (Kosōyu 7:00–21:00 from December to February) and close until noon on the 4th Wednesday of each month. Children aged 6 to 11 pay ¥150 at Sōyu and ¥280 at Kosōyu.

What is the difference between Kosōyu and Sōyu?

Kosōyu (古総湯) is a rebuilt Meiji bathhouse with Kutani tile and stained glass, where you only soak: there are no taps, showers or soap. Sōyu (総湯) is the larger modern bath beside it, with washing places. Kosōyu runs the source water untouched; Sōyu adds no water and uses a heat exchanger to set the temperature.

How do I get from Kaga-Onsen Station to Yamashiro Onsen?

By Hokutetsu route bus in about 10–15 minutes for about ¥290, by CAN BUS for ¥500, or by taxi in about 10 minutes. Get off at the Yamashiro Onsen stop for the bath square, or Yamashiro West Exit for Yakuō-in. From Kanazawa the whole trip is about an hour: 18 minutes by Shinkansen (¥3,170) plus the bus.

Why is Rosanjin linked to Yamashiro Onsen?

Kitaōji Rosanjin, later Japan's best-known gourmet potter, came to Yamashiro in autumn 1915 and stayed about six months, working as a calligrapher and seal carver under the name Fukuda Taikan. He carved signboards for the Yoshinoya inn and the Suda Seika kiln, and the kiln's pottery drew him into ceramics. Iroha Sōan (¥560) is his lodging site.

Is the Kutani kiln-ruins museum worth visiting?

If you like ceramics, yes. The Kutani Kiln Site Exhibition Hall (九谷焼窯跡展示館) keeps the Yoshidaya kiln of the late Edo period as it was dug up. It costs ¥350, opens 9:00–17:00 (last entry 16:30) and closes on Tuesdays. Allow 30 minutes.

Can I visit Yamashiro as a day trip from Kanazawa?

Yes: 18 minutes by Shinkansen to Kaga-Onsen, then the bus. A half day covers Kosōyu, Iroha Sōan and the kiln museum, which are a short walk apart. A night at a ryokan adds dinner and an evening on the bath square.

Continue exploring

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