A small lodge that offers friendly hospitality and home-cooked dishes made with seasonal ingredients and Hokkaido rice delivered straight from a farm. It has a 100% natural bicarbonate spring that is a rarity in Lake Akan.
| Facility Name | Onsen Minshuku Yamaguchi |
| Address | Akan-cho Akanko Onsen 5-chome 3-2, Kushiro-shi, Hokkaido |
| TEL | 0154-67-2555 |
| Hot Spring Type | Bicarbonate spring (hydrogen carbonate – chloride spring) |
| Facilities | Shower (2 stalls), 24-hour bath (continuous flow) |
| Day Trip Bathing | Not available |
| Notes | Accommodation plans (no meals or with breakfast) available. No surcharge for days before holidays. |
| URL | http://www.tabi-hokkaido.co.jp/~yamaguchi/ |

