What type of hot spring is Irinami Onsen Yamahatoyu?

Irinami Onsen Yamahatoyu is classified as "ナトリウム・カルシウム－塩化物・炭酸水素塩泉" (塩化物泉, 炭酸水素塩泉 spring type).

What is the pH of Irinami Onsen Yamahatoyu?

Irinami Onsen Yamahatoyu (Shionoha Onsen Yamabatoyu Spring) has a pH of 6.6.

Does Irinami Onsen Yamahatoyu have beauty benefits for skin?

Yes. Irinami Onsen Yamahatoyu contains 142mg/kg of metasilicic acid, exceeding the 50mg/kg beauty spring standard. It helps improve skin texture and moisture retention.

Is Irinami Onsen Yamahatoyu a natural flow hot spring?

Irinami Onsen Yamahatoyu is a natural flow spring, unheated, undiluted, non-recycled.

Irinami Onsen Yamahatoyu

入之波温泉山鳩湯

Info pending

Nara Kawakami Village

奈良県川上村

Onsen RyokanFree-Flowing Onsen

AT A GLANCE

Irinami Onsen Yamahatoyu is a chloride spring and bicarbonate spring (pH 6.6, neutral). Naturally flowing (no recycling or dilution). Contains ≥50 mg/kg of metasilicic acid, certified as a beauty spring. Per Japan's Ministry of the Environment guidelines, indicated for peripheral circulation disorders, cold sensitivity, and wound healing.

SOURCES

♨Shionoha Onsen Yamabatoyu Spring

入之波温泉山鳩湯

Sodium-Calcium Chloride and Bicarbonate Spring

塩

Chloride Spring

炭

Carbonated SpringpH 6.639.6℃掘削自噴

See effects, components & details

If a source spring listed for this facility looks incorrect, please contact us.

How Long to Stay (Toji)

Start with 2 nights / 3 days

Japan’s Ministry of the Environment notes that even a short stay refreshes you. For a full therapeutic cure, around 2–3 weeks is the guideline.