Hot answers tagged hot-springs
Yes, they often (but not always) are, especially in larger hotels. A dip in the baths alone (入浴 nyuyoku) usually goes for less than ¥1000 and is typically available only in the daytime hours only when overnight guests are away. Many hot spring resorts offer "spa tours" (湯巡り yumeguri) that let you sample multiple baths for a discounted price. Some travel ...
It depends on the hotel, but I would say that normally they are available to non-staying guests, especially in famous onsen towns, but only during the daytime. To find out for a particular hotel, consult their website or contact them directly.
Some onsen towns have share privileges, if you are staying in a hotel, ryokan, minshuku, etc in the town you can use any of the hot spring facilities in any establishment.
Here also a big fan of Georgia ánd of hot springs. I never heard of 'Tskaltubo' before but I'll take it into consideration to visit when I'll be there again. However, I do know about a hot spring close to Vardzia. It's run by an older woman and her family. I don't think it's often visited by tourists but for me it was one of the highlights of my journey ...
It's called Tskaltubo and they've built/restored couple of new spas there recently (one of their websites). Pretty cheap even by Georgian standards.
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