Summer Cool Mountain Onsens

Beat the summer heat at these refreshing mountain onsens where cool breezes and elevated locations provide the perfect summer escape from Japan's humid lowlands.

hot springs

9/4/2025

1 / 10

Nishi no Kawara Rotenburo

Kusatsu (Gunma), Gunma Prefecture

Outdoor Bath

1 / 10

Ootakinoyu

Kusatsu (Gunma), Gunma Prefecture

Outdoor BathPrivate BathSaunaNatural Spring

1 / 10

Awa no Yu Ryokan

Kamikochi, Nagano Prefecture

Outdoor Bath

1 / 10

Maebashi Ekimae Natural Hot Spring Yu~Yu

Maebashi, Gunma Prefecture

Outdoor BathSaunaNatural Spring

1 / 9

Ginkon-yu

Onuma (Hokkaido), Hokkaido

Outdoor BathPrivate BathNatural Spring

1 / 10

Goshiki no Yu Ryokan

Shiga Kogen, Nagano Prefecture

Outdoor Bath

1 / 10

Shibukawa Ten'nenshō Hanayu Sky Therme Resort

Ikaho, Gunma Prefecture

Outdoor BathSaunaNatural Spring

1 / 10

Hokokukan

Manza, Gunma Prefecture

Outdoor BathNatural Spring

1 / 10

Shimanamura

Shimanamura (Gunma), Gunma Prefecture

Outdoor BathPrivate Bath

1 / 10

Yuyado Daiichi

Mashu, Hokkaido

Outdoor BathPrivate BathSauna

Back to All Guides