| Available in Nagano-ken A total of 8 onsen, including 8 rotenburo (outside baths) and 7 konyoku (mixed baths). |
| Icone color outside mixed bath inside mixed bath outside segregated bath inside segregated bath number = rating (from 1 to 5)  |
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| Prefecture | Onsen | General Quote | Features (explanation of symbols) | ||||||||
| Region : Koushinetsu-Hokuriku | |||||||||||
| Nagano-ken | Goshiki no yu (Goshiki Onsen) |  |
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| Nagano-ken | Ichi Youkan (Nagano city) |  |
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| Nagano-ken | Awanoyu (Shirahone Onsen) | |
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| Nagano-ken | Ikenotaira hotel (Shirakabako) | |
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| Nagano-ken | Fukeikan (Yamada Onsen) | |
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| Nagano-ken | Redwood Inn (Yamada Onsen) | |
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| Nagano-ken | Taki no yu (Yamada Onsen) | |
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| Nagano-ken | Jigokudani (Yudanaka Onsen) | |
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