The water parks in Tokyo are very busy in the summertime and they can be alot of fun especially for children. *Please note that tattoos, including fake ones, are prohibited at most water parks!
The Yomiuriland amusement park opens its five outdoor pools in the summer months. There is a giant wave pool that simulates swimming in a particularly choppy sea (complete with a sandy ‘beach’) There are three different slides, the Giant Sky River is a highlight for thrill-seekers and the kids will love the adorable Soreike! Anpanman pool, which features characters of the popular comic series. Late night swimmers can visit the beer garden that is open for the Night Pool events.
Location: 4015-1 Yanokuchi, Inagi-shi, Tokyo Train Access: Yomiuriland-mae Station, 5 min bus ride or 10 min Gondola ride Google Maps
This very popular amusement park on the west side of Tokyo has indoor pool (Mar-Nov) but also a vast summer outdoor area with multiple pools, water slides, fountains and man made waterfalls. The Adventure Lagoon is lit up at night and its quite colorful.
Location: 600 Kamiyotsugi, Akiruno, Tokyo Train Access:Akigawa Station, bus 10 min ride Google Maps
This is the biggest water park in the Tokyo metropolitan area, it is 1.4 times the size of Tokyo Dome and they have nine pools. They have wave pools, many slides and relaxing river pools to float around on. The smaller Water Playland is mostly for kids and it has a safe children’s pool. There are also showers, changing rooms and a baby changing area. You should bring your own towels, tarps, flotation devices, and water toys, but some things like water rings are available to rent.
Location: 3173, Midori-cho, Tachikawa, Tokyo Train Access:Nishi Tachikawa Station, 5 min walk Google Maps
This park is a fair distance from Tokyo, but the Oiso Long Beach Water Park is a very interesting combination of beach and water park south of Kamakura. Oiso Long Beach is less crowded, more relaxed, and a good place for people of all ages. This water park has a wave pool, a lazy river, many different pools and hot tubs, a Olympic-sized diving board and plenty of places to relax.
Location: 546 Kokufuhongo, Oiso-machi, Naka-gun, Kanagawa Train Access: Oiso Staition, Oisoeki Bus Stop, Nakamaru (Oisocho Bus Stop) 4 min walk Google Maps
Kawagoe Aquatic Park is a 45 minute train ride from Ikebukuro in Saitama. It’s one of the more reasonably priced water parks in the Tokyo area. There are various kinds of slides and a few family freindly pools. There is also a shallow wave pool where it is quite nice to chill. The place can be very busy at times and there isn’t much shade, so this place is hot real hot!
Location: 880 Oaza-ikenobe, Kawagoe-shi, Saitama Train Access: Kawagoe Station, Bus 20 min Google Maps
The Tobu Zoo has a large summer-only water park. Here you can float along a lazy river, splash around in the giant wave pool, watch the impressive fountain shows and take a ride on Tobu’s rapid river-style waterslide. The kids can play in the Jabu Jabu Adventure area that has mini slides, shallow pools and a huge splash bucket, which releases a torrent of water every five minutes.
This water park includes a surf pool, a lazy river, two wave pools, water slides and something called the Nautic Jets. There’s also an Olympic sized pool with a set of three professional diving boards, as well as a selection of more peaceful pools for the children. The park also has a year-round onsen mineral water spa, located just outside the main grounds, a mineral rich salt bath imported from the Israeli Dead Sea.
Location: 3 Chome-25-1 Koyama, Nerima City, Saitama Train Access: Toshimaen Station, 4 min walk Google Maps
The Yokohama Pool Center is a a very large swimming and water play area. This is a good place for the whole family too swim and play in the different kinds of pools.
Location: 14-1 Haramachi, Isogo-ku, Yokohama Train Access: Negishi Station, 7 min walk Google Maps
This is a good large 50 meter outdoor pool in southern Tokyo that can get busy in the summer season. The Aquafield Shiba Koen Futsal Field also has great views of the Tokyo.
Location: 2 Chome-7-２ Shiba Park, Minato City, Tokyo Train Access: Shibakoen Station, 3 min walk Google Maps
The Wadabori Outdoor Pool is a really nice place to swim outside. There is a 50 meter,25 meter and a nice childrens pool. The pool is located in a nice setting with tree’s, greenery and next to a river.
Location: 2-Chome, Omiya, Suginami-ku, Saitama Train Access: Eifukucho Station, Nishi-eifuku Station, 8 min walk Google Maps
Location: 2 Chome-4-36 Meguro, Meguro City, Tokyo Train Access: Meguro Station, 10 min walk Google Maps
The Genki Plaza indoor pool has a large swimming pool and slides. Its a good place to swim but can be very busy.
Location: 1 Chome-2-22 Shimo, Kita City, Tokyo Train Access: Shimo Station, 5 min walk Google Maps
The Setagaya Park swimming pools are fun for kids and adults. This pool area is small but they have medium sized swimming pools and a childrens pool area.
Location: 1-5-2 Ikejiri, Setagaya Ward, Tokyo Train Access: Ikejiri Ohashi Station, 15 min walk, Yutenji Station, 15 min walk Google Maps