Lake Okushima

  • Gunma
  • Sightseeing
  • Nature
  • Spring
  • Summer
  • Autumn
  • Winter

Located at the furthest end of Shima Onsen, this dam lake is famous for its mystical "Shima Blue" water. Canoeing or SUP here is an unforgettable experience as you glide over the incredibly vivid blue surface.

Lake Okushima
Favorite
【四万ブルー】ダム堤防上からの奥四万湖 ５月～６月

【四万ブルー】ダム堤防上からの奥四万湖 ５月～６月

Shima Onsen Association

Lake Okushima

Address
Shima, Nakanojo-machi, Agatsuma-gun, Gunma
Website
https://nakanojo-kanko.jp/shima/
Operator
Shima Onsen Association

Nearby Spots

L’Atelier Bleu
Gunma

L’Atelier Bleu

A stunning lakeside cafe offering a front-row seat to the "Shima Blue" of Lake Okushima. Enjoy local snacks and sweets while gazing at the mysterious, cobalt-blue water from the terrace.

  • Gunma
  • Sightseeing
  • Food
  • Spring
  • Summer
  • Autumn
  • Winter
Shikanozoki no Yu Tsuruya
Gunma

Shikanozoki no Yu Tsuruya

Located on a hillside where wild deer sometimes visit. The private open-air baths offer panoramic views of Shima’s seasonal beauty, providing a perfect sense of privacy and connection with nature.

  • Gunma
  • Accommodation
  • Spring
  • Summer
  • Autumn
  • Winter
Shima Blue
Gunma

Shima Blue

Japan's first glamping facility with private hot springs in every cabin. Overlooking the scenic Shima River, it offers a luxurious blend of outdoor adventure and traditional hot spring relaxation.

  • Gunma
  • Accommodation
  • Spring
  • Summer
  • Autumn
  • Winter
Tokiwasure no Yado Yoshimoto
Gunma

Tokiwasure no Yado Yoshimoto

A boutique inn designed for those who want to "forget time." Enjoy a sophisticated stay with a wide selection of local sake and creative Kaiseki meals in a modern, tranquil Japanese setting.

  • Gunma
  • Accommodation
  • Spring
  • Summer
  • Autumn
  • Winter
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