What makes it 85% Kids-Friendly: Children up to twelve get discounted admission, interactive seal and otter feedings, and fifteen-minute shows that fit short attention spans; flat corridors, stroller rentals and diaper tables aid parents.
Why 2-3 hours visit duration is ideal for with kids: Gives time to see all exhibits, watch shows, and join interactive sessions at a relaxed pace with kids.
Underwater Feeding Show:
Watch a diver feed tropical fish in the main tank.
Tip: Arrive 15 minutes early to get front-row spots for the 1:45 PM show.
Baikal Seal Show:
See seals perform tricks like rolling and chasing balls.
Tip: Catch the 11:00 AM or 1:00 PM show; on busy days, there’s an extra 3:30 PM session.
Otter Handshake:
Shake hands and feed an Asian small-clawed otter.
Tip: Book at the aquarium desk on arrival; spots fill fast.
Seal Feeding Experience:
Feed seals directly in a small-group session.
Tip: Reserve early; each person gets three feeding chances per session.
Komagatake Cable Car:
Ride 7 minutes up to views of Lake Ashi and Mount Fuji.
Tip: Buy cable car tickets nearby after the aquarium visit.

Rebecca Koh
Highly recommended experience. The seal feeding is once in a lifetime. 800 yen per pax and there are only 15 slots each time.
AbareSaru AbareSaru
It’s a very small aquarium and you can see it all in about 30 mins. But it does have a good range of fish and some seals. Warning: if you are using the Hakone Free Pass. There’s only one bus every hour and we got stranded as the bus was full and wouldn’t let anyone one. There’s response to well how do we get back was: get a taxi.
Sudershan Singh Gusain
Small aquarium at the base of ropeway. Hundreds of types of fishes, Tiger fish, clown fish, crabs, salamander, jelly fish, turtle, and may sea creatures. There is a seal show around 15 mins. Beautiful scenery all around. There is a small shopping store with hundreds of souvenirs to take back including wooden carved paintings and special lock puzzle and candies. Small Due to high winds, ropeway may...
Jun Mao Tan
It's a decent small aquarium, however you can feel it's age as the aquarium definitely needs some renovation to look more modern. Price is ok, it's about 1000yen for entry so there is nothing much to complain about it. If you have gone to other Japanese aquarium this will feel small. Overall still worth seeing their seals and baby otters which are newborns and worth coming down to see them.
Yui Amano
Our kids had great time there. But the parking fee was too expensive! When we went here last year, the parking fee was free... Anyway, the aquarium has two buildings. And the new animals "otters" were so cute. I felt their space was too small for them. But my kids were so happy to see them. They have a few show events everyday and you can enjoy. Please check their show schedules before you go!
In summer, bring hats and water and rest indoors during peak heat. In winter, wear warm layers for the outdoor tanks and cable car. On rainy days, indoor exhibits and shows stay open but the cable car may close.
Explore These Activities
| Item | Cost (Approx.) |
|---|---|
| Admission (2 adults, 2 children) | JPY 4,500 |
| Coin locker | JPY 100 |
| Otter handshake (optional, 4 people) | JPY 2,400 |
| Seal feeding (optional, 4 people) | JPY 3,200 |
| Total Estimated | JPY 10,200 |
Note: All prices are indicative and may vary. Please check directly with the venue for the most accurate and up-to-date information.
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Address: 139 Motohakone, Hakone, Ashigarashimo District, Kanagawa 250-0522, Japan
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