| Available in Gunma-ken A total of 23 onsen, including 19 rotenburo (outside baths) and 16 konyoku (mixed baths). |
| Icone color outside mixed bath inside mixed bath outside segregated bath inside segregated bath number = rating (from 1 to 5)  |
|
| Prefecture | Onsen | General Quote | Features (explanation of symbols) | ||||||||
| Region : Kanto | |||||||||||
| Gunma-ken | Chojukan (Hoshi Onsen) |  |
| ||||||||
| Gunma-ken | Hamaya ryokan (Kawafuru Onsen) | |
| ||||||||
| Gunma-ken | Kawarayu | |
| ||||||||
| Gunma-ken | Mountain View Lodge (Kusatsu Onsen) | |
| ||||||||
| Gunma-ken | Nikawa no yu (Kusatsu Onsen) | |
| ||||||||
| Gunma-ken | Ootaki no yu (Kusatsu Onsen) | |
| ||||||||
| Gunma-ken | Sai no kawara (Kusatsu Onsen) | |
| ||||||||
| Gunma-ken | Shirahata no yu (Kusatsu Onsen) | |
| ||||||||
| Gunma-ken | Manza Kogen Hotel (Manza) | |
| ||||||||
| Gunma-ken | Manza Prince Hotel (Manza) | |
| ||||||||
| Gunma-ken | Manzatei (Manza) | |
| ||||||||
| Gunma-ken | Shirane Onsen (Marunuma Kogen) | |
| ||||||||
| Gunma-ken | Anahara yu Toushuukan (Oigami) | |
| ||||||||
| Gunma-ken | Gorokaku (Oigami) |  |
| ||||||||
| Gunma-ken | Hotel Kojokaku (Sarugakyo Onsen) | |
| ||||||||
| Gunma-ken | Chuseikan (Shima Onsen) | |
| ||||||||
| Gunma-ken | Chuseikan ryokan (Shima Onsen) | |
| ||||||||
| Gunma-ken | Sekizenkan (Shima Onsen) | |
| ||||||||
| Gunma-ken | Shima Grand Hotel (Shima Onsen) | |
| ||||||||
| Gunma-ken | Shima Tamura (Shima Onsen) | |
| ||||||||
| Gunma-ken | Yamaguchi Rotenburo (Shima Onsen) | |
| ||||||||
| Gunma-ken | Shiriyaki Onsen | |
| ||||||||
| Gunma-ken | Takaragawa | |
| ||||||||
