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No. 19 · Ishikawa

Yamanaka Onsen

Yamanaka Onsen ranked No. 19 in the published 2025 Japan hot-spring destination list. Check bathing options, access and stay details before planning your visit.

Yamanaka Onsen hot-spring destination
Yamanaka Onsen, Ishikawa

Spring information

Water and bathing details for Yamanaka Onsen

Facility-level figures; blank town-wide averages are not inferred.

Named facility records for Yamanaka Onsen. Figures marked “Not published” are not treated as town-wide averages.

Source temperature
45.2°C
FacilitySpringSource dataSupplyBath type
Kikunoyu Public Bathhouse, Yamanaka OnsenSimple hot spring; low-salinity, mildly alkaline and hot. Source: The Kaga City 2026 information says waters from five Yamanaka Onsen source areas feed the distribution room beneath Kikunoyu. The proportions supplied to Kikunoyu are not published.Source temperature: 45.2°C is the official representative temperature for Yamanaka Onsen, not a fixed bathing-pool temperature at Kikunoyu.
pH: Not published; the official description says mildly alkaline.		Kaga City confirms that water from five Yamanaka source areas is collected beneath Kikunoyu and distributed to inns and other facilities. Current Kikunoyu text pages do not give complete treatment details for each bath, so it is not described as entirely source-flowing.Day-use bath. A low-cost introduction to Yamanaka's public-bath culture. It is less suited to visitors looking for a sauna, open-air bath, varied pool facilities or an easy walk from a station.
Yamanakako Onsen Benifuji-no-YuAlkaline simple spring. Source: Benifuji-no-Yu spring.Source temperature: 26.1°C.
pH: 10.3.		The operator identifies the indoor public bath, outdoor baths and source-water lukewarm pool as natural spring water. Complete pool-by-pool details on dilution, heating, circulation and disinfection are not published.Day-use bath. Before its closure, this was a good-value choice for a highly alkaline spring and a broad view of Mount Fuji. The operator announced a temporary closure from September 28, 2026, with no reopening date confirmed in the research check; do not plan a visit until a current reopening notice appears.
Yamanakako Hirano Onsen Ishiwari-no-YuAlkaline simple spring; hypotonic, alkaline and low-temperature. Source: Ishiwari-no-Yu spring.Source temperature: An exact figure is not published; the operator classifies it as a low-temperature spring.
pH: 10.2.		The operator lists natural spring water in the main bath, reclining bath, source-water lukewarm pool and outdoor rock and cypress baths. Current pages do not give complete pool-by-pool dilution, heating, circulation or disinfection details.Day-use bath. A useful stop on the east side of Lake Yamanaka after hiking Mount Ishiwari, with a sauna and a quiet timber-built setting. The operator lists several natural-spring pools but does not publish treatment details for each one. Tattoos are not admitted.

Destination comparison

What this onsen town offers

Popularity

85/100

History

96/100

Spring character

79/100

Town culture

95/100

Seasonal scenery

97/100

Access

65/100

Local history

How the town developed

Four seasons

Seasonal conditions and travel rhythm

SpringMar–May
Daytime range: 6–20°C
SummerJun–Aug
Daytime range: 23–31°C
AutumnSep–Nov
Daytime range: 8–25°C
WinterDec–Feb
Daytime range: 1–9°C

Plan your stay

Yamanaka Onsen: day trip or overnight?

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Nearby destinations

Other places in the same prefecture in the published ranking.

Related guides

Guides to Yamanaka Onsen

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7 / 7 guides

Official sources

Published ranking source
Outdoor hot spring in the Japanese mountains

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