Hakone Kowaki-en Yunessun

Western Area2h


This recreational facility consists of 2 areas: the “Yunessun” play area for playing in the water in bathing suits and the “Forest spa” relaxing hot spring bathing area. “Yunessun” contains some unique baths, such as the “authentic coffee bath” and the “open-air wine bath,” as well as “Rodeo Mountain,” Hakone’s only water slider. There’s also “Doctor Fish’s footbath,” which provides a unique sensation, and the “floating bath.” All of these are to be enjoyed in bathing suits. “Forest spa” boasts a magnificent view of Hakone’s volcanic peaks from the open-air bath. The cypress bath and the ceramic bath made with Shigaraki pottery provide a Japanese traditional atmosphere. The facilities also include a lounge where visitors can lie down and take a rest, and a relaxation room offering spa treatments and massages. It is an all-weather recreational facility, for enjoyment and relaxation rain or shine!

Available Facilities

Detailed information


1297, Ninotaira, Hakone Town, Ashigaramogun, Kanagawa

Phone Number


Business Hours

Bathing suit area / 9:00 ~ 19:00 (~18:00 from Nov. to Feb.) Naked area / 11:00 ~ 21:00


No fixed holidays


Bathing suit area / Adults 2,800 yen, Children 1,500 yen Naked area / Adults 1,800 yen, Children 1,200 yen Two area passport / Adults 4,000 yen, Children 2,000 yen ※Children = 3 to elementary school students ※Fee may change without notice.


Hakone Kowakien Tenyu
Western Area 3

Hakone Kowakien Tenyu

Okada Museum of Art
Western Area 22

Okada Museum of Art

Hakone Open-Air Museum
Western Area 47

Hakone Open-Air Museum

Hakone Crafthouse(Gora Park)
Western Area 4

Hakone Crafthouse(Gora Park)