Long outdoor slides and summer water parks. Seasons change every year— confirm opening dates officially. 4 listed · Ad
Kyushu, Fukuoka · Year-round
Ukiha onsen ryokan welcoming pets and children—dedicated pet rooms, dog run, and pet onsen amenities on official site.
Indoor option
Indoor / all-weather facilities noted for this stay.
Year-round oriented
Facilities aimed at year-round use (confirm maintenance closures).
Outdoor spaces
Outdoor areas listed — check season and weather.
Kanto, Tochigi · Year-round
Large Nasu resort hotel with pet-friendly cottage/room products and onsen facilities for owners—confirm current pet building rules on official site.
Indoor option
Indoor / all-weather facilities noted for this stay.
Year-round oriented
Facilities aimed at year-round use (confirm maintenance closures).
Outdoor spaces
Outdoor areas listed — check season and weather.
Hokkaido, Hokkaido · Year-round
Tokachi villa resort with dedicated WITH DOG Villa and dog run. Not a classic onsen ryokan (onsen nearby)—included as pet-first countryside stay adjacent to hot-spring region.
Indoor option
Indoor / all-weather facilities noted for this stay.
Year-round oriented
Facilities aimed at year-round use (confirm maintenance closures).
Outdoor spaces
Outdoor areas listed — check season and weather.
Chubu, Shizuoka · Year-round
Atami hotel with published pet-friendly plans and onsen baths for owners—confirm pet room inventory on official Heartpia site.
Indoor option
Indoor / all-weather facilities noted for this stay.
Year-round oriented
Facilities aimed at year-round use (confirm maintenance closures).
Outdoor spaces
Outdoor areas listed — check season and weather.
| Hotel | Region | Indoor | Year-round | Slide summary | Book Ad |
|---|---|---|---|---|---|
| Fukusenka Fukuoka · Ukiha | Kyushu | Yes | Yes | Ukiha onsen ryokan welcoming pets and children—dedicated pet rooms, dog run, and pet onsen amenities on official site. | Compare & book |
| Hotel Sunvalley Nasu Tochigi · Nasu | Kanto | Yes | Yes | Large Nasu resort hotel with pet-friendly cottage/room products and onsen facilities for owners—confirm current pet building rules on official site. | Compare & book |
| Tokachi Makibanoie Hokkaido · Tokachi | Hokkaido | Yes | Yes | Tokachi villa resort with dedicated WITH DOG Villa and dog run. Not a classic onsen ryokan (onsen nearby)—included as pet-first countryside stay adjacent to hot-spring region. | Compare & book |
| Heartpia Atami Shizuoka · Atami | Chubu | Yes | Yes | Atami hotel with published pet-friendly plans and onsen baths for owners—confirm pet room inventory on official Heartpia site. | Compare & book |