Title: TOP Water Park Hotels in Koshinetsu for 2026 - Koshinetsu Hotels with a Water Park| Expedia.co.uk [Koshinetsu Travel Guide](https://expedia.co.uk/Koshinetsu.dx3000655778)[Hotels in Koshinetsu](https://expedia.co.uk/Koshinetsu-Hotels.d3000655778.Travel-Guide-Hotels)[Holiday Rentals in Koshinetsu](https://expedia.co.uk/Koshinetsu-Holiday-Rentals.d3000655778.Travel-Guide-HolidayRentals)[Flights to Koshinetsu](https://expedia.co.uk/Cheap-Flights-To-Koshinetsu.d3000655778.Travel-Guide-Flights)[Koshinetsu Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Koshinetsu.d3000655778.Car-Hire-Guide)[Koshinetsu Holidays](https://expedia.co.uk/Koshinetsu.d3000655778.Holidays-City-Breaks) ![Nozawa Onsen Snow Resort which includes snow and a gondola](https://images.trvl-media.com/place/6103750/3f7c93ed-0e1c-48e2-9938-2b4a0a6ec088.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Nozawa Onsen Snow Resort ![](https://images.trvl-media.com/place/6103750/3f7c93ed-0e1c-48e2-9938-2b4a0a6ec088.jpg?impolicy=fcrop&w=1200&h=500&q=medium) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__price_find.svg) ### Change your mind Book hotels with free cancellation - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Treat yourself Save instantly and earn perks with One Key [Learn about One Key](https://www.expedia.co.uk/welcome-one-key) - ![](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__bed.svg) ### Be picky Search almost a million properties worldwide ## Check availability on Koshinetsu Hotels with Waterpark Tonight [12 Feb - 13 Feb](https://www.expedia.co.uk/Hotel-Search?regionId=3000655778&startDate=2026-02-12&endDate=2026-02-13&adults=2&amenities=WATER_PARK&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) Tomorrow [13 Feb - 14 Feb](https://www.expedia.co.uk/Hotel-Search?regionId=3000655778&startDate=2026-02-13&endDate=2026-02-14&adults=2&amenities=WATER_PARK&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) This weekend [13 Feb - 15 Feb](https://www.expedia.co.uk/Hotel-Search?regionId=3000655778&startDate=2026-02-13&endDate=2026-02-15&adults=2&amenities=WATER_PARK&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) Next weekend [20 Feb - 22 Feb](https://www.expedia.co.uk/Hotel-Search?regionId=3000655778&startDate=2026-02-20&endDate=2026-02-22&adults=2&amenities=WATER_PARK&rfrr=TG.LP.CheckPrices.Hotel&openPlayBack=true) ## Our top choices for Koshinetsu hotels with waterpark ![Outdoor pool](https://images.trvl-media.com/lodging/16000000/15540000/15536300/15536220/7e2f83ff.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![7 restaurants, international cuisine](https://images.trvl-media.com/lodging/16000000/15540000/15536300/15536220/02451cb8.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![In-room safe, free WiFi, bed sheets](https://images.trvl-media.com/lodging/16000000/15540000/15536300/15536220/5325376d.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ![Building design](https://images.trvl-media.com/lodging/16000000/15540000/15536300/15536220/9c2966c4.jpg?impolicy=fcrop&w=357&h=201&p=1&q=medium) ### Hotel Green Plaza Joetsu [](https://www.expedia.co.uk/Minamiuonuma-Hotels-Hotel-Green-Plaza-Joetsu.h15536220.Hotel-Information) Minamiuonuma 6.4/10 (44 reviews) "我喜歡住宿附近就是雪場,可惜今年到12月尾還沒下雪,有點可惜,看過圖片和他人經驗,下雪會很美. 另外就是內部裝修很有歐陸風格,很有特色" ![Hong Kong SAR China](https://a.travel-assets.com/egds/marks/flags/hk.svg) Anonymous traveller £193 12 Mar - 13 Mar [](https://www.expedia.co.uk/Minamiuonuma-Hotels-Hotel-Green-Plaza-Joetsu.h15536220.Hotel-Information) Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply. [View all properties](https://expedia.co.uk/Hotel-Search?startDate=2026-02-25&endDate=2026-02-26®ionId=3000655778&adults=2&amenities=WATER_PARK&sort=RECOMMENDED&openPlayBack=true) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-uk-fr-de.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Holiday Sale Members save up to 40% on hotels and holiday homes. Plan this year’s big trip and save. [Book now](https://expedia.co.uk/cheap-deals?rfrr=AFFINITY_SPRING_PROMO_3000655778) ## Top Koshinetsu Hotel Reviews ## Explore a world of travel with Expedia - Accommodation - Packages - [3 Star Hotels in Okunikko ](https://www.expedia.co.uk/3Star-Okunikko-Hotels.s30-0-d553248622834262526.Travel-Guide-Filter-Hotels) - [4 Star Hotels in Okunikko ](https://www.expedia.co.uk/4Star-Okunikko-Hotels.s40-0-d553248622834262526.Travel-Guide-Filter-Hotels) - [5 Star Hotels in Okunikko ](https://www.expedia.co.uk/5Star-Okunikko-Hotels.s50-0-d553248622834262526.Travel-Guide-Filter-Hotels) - [Hotels near Joshin'etsu-kogen National Park ](https://www.expedia.co.uk/Joshinetsu-Kogen-National-Park-Hotels.0-l6103744-0.Travel-Guide-Filter-Hotels) - [Hotels near Myoko Kogen ](https://www.expedia.co.uk/Myoko-Kogen-Hotels.0-l6347660-0.Travel-Guide-Filter-Hotels) - [Holiday Parks in Okunikko ](https://www.expedia.co.uk/Okunikko-Holiday-Parks.d553248622834262526-aaHolidayParks.Travel-Guide-Accommodation) - [Resorts in Okunikko ](https://www.expedia.co.uk/Okunikko-Hotel-Resorts.d553248622834262526-aaHotelResorts.Travel-Guide-Accommodation) - [Cheap Hotels in Okunikko ](https://www.expedia.co.uk/Okunikko-Hotels-Budget-Hotels.0-0-d553248622834262526-tBudgetHotels.Travel-Guide-Filter-Hotels) - [Okunikko Hotels ](https://www.expedia.co.uk/Okunikko-Hotels.d553248622834262526.Travel-Guide-Hotels) - [Joshin'etsu-Kogen National Park ](https://www.expedia.co.uk/Joshinetsu-Kogen-National-Park-Japan.d6103744.Attraction) - [Visit Okunikko ](https://www.expedia.co.uk/Okunikko.dx553248622834262526) - [Oze National Park ](https://www.expedia.co.uk/Oze-National-Park-Japan.d6104148.Attraction)