Kanto · Kanagawa · Odawara
Hilton Odawara Resort & Spa
Bade Zone year-round heated leisure pools: outdoor flowing lazy river plus indoor current/walking pools, jets, and 25 m swim lane. Spa-leisure style, not a thrill park.
🗼 Kanto · Kanagawa
大磯プリンスホテル
Oiso Long Beach summer complex: ~500 m outdoor lazy river (流れるプール) plus wave pool, kids paradise, and ~140 m tube waterslides.
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Notes & caveats
Kanagawa · Oiso
Meal tags: dinner / breakfast
Sources
Hours and fees change. Always confirm on the official site. We do not invent prices or star ratings.
A. Oiso Long Beach summer complex: ~500 m outdoor lazy river (流れるプール) plus wave pool, kids paradise, and ~140 m tube waterslides.
A. Seasonal / outdoor-focused. Confirm opening dates on the official site.
A. Waterslide typically 120 cm+ / age 6+. Kids zones for younger children.
A. We do not list prices here (they change often). Check Booking.com, Agoda, or the hotel’s official site for live rates.
Kanto · Kanagawa · Odawara
Bade Zone year-round heated leisure pools: outdoor flowing lazy river plus indoor current/walking pools, jets, and 25 m swim lane. Spa-leisure style, not a thrill park.
Kanto · Kanagawa · Hakone
Guests get free Yunessun access including indoor Bosappy River lazy river (swimsuit spa) plus kids lagoon; Rocky Splash waterslides also on site.
Kanto · Chiba · Kisarazu
Indoor Aquapark flowing pool + waterslides year-round; summer Garden Pool adds ~250 m outdoor lazy river with night water shows. Tokyo Bay infinity pool views.
Affiliate / ad links. We may earn a commission if you book. Until affiliate IDs are set, links open Booking / Agoda hotel search for Japan.
Also on Japanese OTAs