Over 60 themed swimsuit baths, saunas, and rest lounges give a full-day soak for one, lockers and restaurants are on site, but crowd noise from families can limit quiet personal reflection.
Why 2-3 hours visit duration is ideal for solo trip: Enough time to try key themed baths, pools, and a sauna without rushing.
Aegean Sea of Gods Pool:
Indoor pool with Mediterranean décor and gentle waves.
Tip: Use the floating mats at quieter times for relaxing photos.
Flowing Pool:
Dome-covered lazy river with a 2 km/h current.
Tip: Lie back under the dome and float early to avoid crowds.
Cave Baths:
Warm geothermal baths built into rocky caves.
Tip: Bring a waterproof camera for dramatic low-light shots.
Dragon’s Waterfall:
Warm cascade that gives a shoulder and back massage.
Tip: Stand directly under the fall for a full-body spa effect.
Wine Bath:
Hot spring infused with red wine extract for aroma and skin care.
Tip: Sip hotel red wine at the nearby bar to complement your soak.
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Item | Cost (Approx.) |
---|---|
Full-area passport admission | JPY 3,500 |
Bath towel rental | JPY 250 |
Snack or drink | JPY 500 |
Total Estimated | JPY 4,250 |
Note: All prices are indicative and may vary. Please check directly with the venue for the most accurate and up-to-date information.
The outdoor hot spring may close in deep winter. Visit in spring for cherry blossoms or autumn for foliage views.
Address: 1297 Ninotaira, Hakone, Ashigarashimo District, Kanagawa 250-0407, Japan
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M K
Gross! We visited the swimsuit pool area as visitors, did not stay at the hotel. It was crammed full of people. Some surfaces were slippery and almost all areas except the rest area upstairs were not clean. Locker rooms were slimy and dirty. If youre from the U.S. and know Great Wolf Lodge, it was like that but worse. The staff at the front were very nice, that was about the only good thing abou...
Jonathan Dudley
We came to the water park. It was hideous. For children they can run around and have a good time. It is not for adults at all. So busy and tacky. Not relaxing at all..I did come on a weekend. The staff were very helpful but unless you have small kids don't bother.
?
The floor was wet (obviously) but we all had to go with bare feet.. making me worry all the time about getting foot bacteria that would make them fall off or grow fungus. Please let me just wear slippers it's not that big of a deal. It wouldn't be IF it wasn't so damn crowded. Can't even lay down in the pools because there is someone next to you and most of the pools were unenterable because of t...
Tammy Wong
Our family of 4 rented a car just to come here for a day. Place was spacious, plenty of lockers and different themed warm pools. Price is relatively cheap. Outside onsen with the view was closed for maintenance which was disappointing. We did the fish nibbling your feet which was fun. Place desperately needed an upgrade though. Everything is so run down, the bottom of the outside cave pool w...
Sarah Thomas
We went to the water park- booked tickets online for the afternoon slot and rented towels for ¥250 each. Was very easy to fill many hours here. Lots of different novelty onsens to get in, the water everywhere was lovely and hot and even around the pool areas was really warm too, makes a change from uk public pools! You can tell it’s older but it still felt clean enough and plenty of lifeguards. Yo...
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