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Ark Land Spa

長崎温泉 Ark Land Spa (旧 島風の湯)

A swimwear spa complex with a sea-view bath on Iojima

Bathing Complex
Kyushu & Okinawa·Nagasaki

Day Use

Yes
09:00–23:00

Last admission is 22:30 for the main bathhouse and spa park, 22:00 for the family-bath rooms, 20:30 for the tent sauna (which closes at 22:00), and 20:30 for the Thai herb steam tent (which closes at 21:00).

¥800

Adult admission is 800 yen on weekdays and 1,000 yen on weekends and holidays; children pay 500 yen on weekdays and 700 yen on weekends and holidays. Last admission is 22:30.

Bathing & Water

Natural onsen water

Uses natural hot spring water

Outdoor BathYes

Open-air outdoor bath

Indoor BathYes

Enclosed indoor bathing area

SaunaYes

Sauna room of any kind

Cold BathYes

Cold water plunge bath, typically used after sauna

Bathing Arrangements

Private BathYes

A private bath you can reserve for yourself or your group

Day-Use Private BathYes

Day visitors can book the private bath, not only overnight guests

Mixed BathingNo

Shared bathing area for all genders

Policies & Services

TattooWith Conditions

Allows entry with visible tattoos

Small fashion tattoos are fine if covered with a sticker or supporter; larger or visible tattoos are not admitted.

KidsYes

Welcomes children and families

DiningYes

A restaurant or dining room open to visitors, not only meals for overnight guests

WashingYes

Shower, wash stations, soap and shampoo provided

Rest AreaYes

Relaxation space for after bathing

ParkingYes

On-site or nearby parking available

Views

Sea

Highlights

Jet Bath
Steam Sauna

About

Ark Land Spa is a large, all-weather spa complex on Iojima island, part of the i+Land nagasaki resort, where guests bathe in swimsuits year round. The open-air bath looks straight out over the sea and is filled with natural, faintly salty hot-spring water, while the pool area adds a jacuzzi, a walking bath and bubble-massage tubs. Ten private family-bath rooms each have their own open-air tub and sauna, and the complex also has a communal sauna, a Thai herb steam tent, a rest area and a restaurant.

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Onsen Oni

Last updated September 29, 2026