About
Dig your own hot tub in a natural river onsen.
Why go
- Hot spring water mixes with the river
- Your own private open-air onsen, carved by hand
Must try
- Dig your own riverbed bath
- Senninburo giant natural hot spring
Pro tips
- Ask your ryokan for a shovel
- Deepen a bath that's already started
- Bus from kii-tanabe
Good to know
- Swimsuits must be worn
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