＜Hakone Kowakien Yunessun＞A Theme Park Featuring Hot Springs and Outdoor Activities｜Hakone, Odawara, Yugawara, ManazuruFor recommended sightseeing and leisure spots inTabiiro

A Theme Park Featuring Hot Springs and Outdoor Activities

This hot spring theme park brings together a colorful array of experiences, from swimming pools and hot springs to outdoor activities, dining, and shopping. "Yunessun," the hot spring area where swimsuits are worn, features a lazy river and unique baths, including the "Wine Bath." "Mori no Yu," an authentic day-use hot spring, offers open-air baths with scenic views as well as private baths, providing a relaxing setting for soaking in a variety of hot springs.

\Recommended points/

Year-round Fun in Swimwear at a Hot Spring Park

The indoor area of "Yunessun", the swimwear-friendly hot spring zone, features a flowing pool along with playful themed baths such as the wine bath and coffee bath. In the outdoor area, the water slide is heated, allowing for all-season fun in swimwear. The open-air bath overlooking the Hakone Outer Rim Mountains also provides a striking scenic view.

\Recommended points/

A Classic Hakone Onsen Offering a Restful Day Experience

At the open-air baths of "Mori no Yu," an authentic day-use hot spring, the surrounding mountains of Hakone provide a scenic backdrop for a relaxing soak. The eight private baths offer a secluded setting for families and couples to spend time together. Massage services and comfortable relaxation areas are also available after bathing.

Detailed information

A Destination Offering More Than a Full Day of Fun

"Hakone Kowakien Yunessun" features "Yunessun," a hot spring theme area where swimsuits are worn, "Mori no Yu," an authentic day-use hot spring, "Camp & Spa Yama no Oto," and "Shop & Amuse Tamatebako," offering a variety of experiences for families and groups in one destination.

01. Enjoy private onsen time with luxurious baths amidst nature.
02. Fun activities include traditional festival shooting galleries and a traveling aquarium.
03. "Camp & Spa Yama no Oto" offers a hassle-free glamping experience.

Hakone Kowakien Yunessun

Address

1297 Ninotaira, Hakone Town, Ashigarashimo County, Kanagawa

Access

Car: 30 minutes from Hakoneguchi IC on the Seisho Bypass and Odawara-Hakone Road; Train: 30 minutes by car from Odawara Station on the JR Tokaido Shinkansen; Bus: Near the "Kowakien" bus stop on the Hakone Tozan Bus and Izu Hakone Bus bound for Hakone-machi Port

Official Website

https://www.yunessun.com/

TEL

+81-460-82-4126

FAX

+81-460-82-4135

SNS

Business hours

Yunessun (Swimsuit Area): 10:00 A.M. to 6:00 P.M. (Last admission 5:00 P.M.) *Saturdays, Sundays, public holidays, and peak periods: 9:00 A.M. to 7:00 P.M. (Last admission 6:00 P.M.), Motoyu Mori no Yu (Hot Spring Area): 11:00 A.M. to 8:00 P.M. (Last admission 7:30 P.M.)

Regular Holiday

Closed on irregular days *Closed December 8 to 10, 2026 for facility maintenance.

Fee

[Yunessun (swimsuit area)] Adults: From 2,500 yen, Children: From 1,400 yen, [Motoyu Mori no Yu (hot spring area)] Adults: From 1,500 yen, Children: From 1,000 yen, [Common Passport (Yunessun/Motoyu Mori no Yu)] Adults: From 3,500 yen, Children: From 1,800

Parking

510 spaces *Parking fees apply after 2 hours (Weekdays: 1,300 yen per vehicle, Saturdays, Sundays, public holidays, and peak periods: 1,600 yen per vehicle)