Come feel adventurous atmosphere as you
splash about at the
many Water Activities available
You’ll have no worries about the weather or season!
Adventure Dome is an indoor pool where you don’t have to worry about the weather.
Many attractions will tickle the hearts of adventure seekers, including a water slider and a giant shallow pool of 600 liters featuring a splendid drop from its waterfall. There is also an exciting water play area for kids coming to play in the water for the first time.
Feel a sense of freedom in the outdoor pool area, boasting Grand Journey, one of the largest pools in all of Japan, with waterways extending approximately 650 meters! There are also many thrilling waterslides to choose from, including the most popular DEKASLA! Have fun trying out many other tricks and traps in our water adventures! Please come and enjoy an exciting summer to your heart’s content! (Open for Business from July through September)
In the open theme park, an area full of nature, have fun on a lot of thrilling attractions, such as a winding roller coaster, as well as the usual spinning “Coffee Cups” and merry-go-round rides! This theme park is fun for everyone, from kids to grown-ups!
By Train and Bus
From Shinjuku Station take Chuo line for Ome or Okutama Station. Get off at Haijima Station (About 40min).
From Haijima Station transfer to Itsukaichi line for Akigawa Station (3rd stop about 10min).
From Akigawa Station public transportation is available by bus or taxi. By bus take the bus bound for Tokyo Summerland (About 10min).
Admission Fee
Regular price
（3/1～6/30、
10/1～11/23）
Adults
(Ages 13‐60)
2,100yen
Children
(Ages 7‐12)
1,000yen
Infants/Senior Citizens
(Ages 2‐6 / 61 and over)
1,000yen
Summer price
（7/1～9/30）
Adults
(Ages 13‐60)
3,600yen
Children
(Ages 7‐12)
2,500yen
Infants/Senior Citizens
(Ages 2‐6 / 61 and over)
1,800yen
Free Pass
Regular price
（3/1～6/30、
10/1～11/23）
Adults
(Ages 13‐60)
3,100yen
Children
(Ages 7‐12)
2,000yen
Infants/Senior Citizens
(Ages 2‐6 / 61 and over)
1,500yen
Summer price
（7/1～9/30）
Adults
(Ages 13‐60)
4,600yen
Children
(Ages 7‐12)
3,000yen
Infants/Senior Citizens
(Ages 2‐6 / 61 and over)
2,000yen
■Admission Ticket: This ticket includes Admission + use of Adventure Dome (Indoor Pool) +Adventure Lagoon (Outside Pool, opens during summer season only) + Water slides (excluding DEKASLA).
■Free Pass Ticket: This ticket includes use of facility available with the Admission ticket + use of DEKASLA (opens during summer season only) + unlimited ride on rides (excluding some part of rides, coin-operated rides). ※Adventure Lagoon(Outside Pool)：Open From July 1 to Octorber 1 only.
1(One)day parking fee
Bus
3,000 yen
Car
1,500 yen
・In case of inspections or bad weather, there may be a limit on the use of certain play
elements or the park may close.
・Once exiting the park, for re-entry, please have your hand stamped or receive a re-entry
ticket at the front gate.
・Smoking is designated areas only.
・Sorry, no pets.
・Please do not bring cans or glasses as containers of food or drink.
