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forumWhat families say
Families praise the resort's vast grounds, saying the spa theme park, sea bathing, rental bicycles, and other activities are so plentiful that a single day isn't enough to enjoy them all. Guests also highlight family-friendly touches such as free spa theme park entry for hotel guests, and note that children across a wide age range can enjoy themselves.
Categories
Kids Facilities
Ark Land Spa Theme Park
Ark Land Spa Theme Park
A one of the largest in Kyushu, all-weather spa theme park. Enjoy six indoor spas (including the Botanical Circle Spa and the Wellness Walking Spa, 1.1 m deep) and six outdoor spas (including an outdoor infinity reclining bath and 'Play Kids Splash') year-round in swimwear. Open 9 a.m.-11 p.m. (last entry 10:30 p.m.).
- •Free for hotel guests / day-use: adults JPY 1,000 on weekdays, JPY 1,200 on weekends and holidays, free for ages 6 and under
- •Bring your own swimwear or rent one (JPY 200 per set); diapers may not be worn, swim diapers/swim pants are fine
- •Small, single-point tattoos are allowed if covered with a patch or cover; entry is not permitted if a tattoo is exposed
- •At least one guardian (age 18+) must accompany children
- •Flotation devices over 90 cm in diameter are not allowed
- •Late June: Ark Land Spa maintenance is scheduled (see the Rakuten listing for details) - please check official announcements before your visit
KUJIRA DOME (ball-pool theme park)
KUJIRA DOME (ball-pool theme park)
- paymentsPrice:Free for guests
One of Japan's largest ball-pool facilities: a 25-meter, all-weather dome holding 200,000 balls (50 cm deep), with a giant pirate ship, slide, cannon, and panel-ball games. Fully air-conditioned, so weather is never an issue. Opened September 7, 2025.
- •Free for hotel guests / JPY 300 for day-use visitors aged 3 and up (unlimited re-entry)
- •Ball depth is 50 cm; children who cannot yet walk on their own cannot enter, even carried by an adult
- •No eating or drinking; diving into the balls is not allowed
Play Kids Land
Play Kids Land
- calendar_monthSeason:Seasonal
An indoor playroom with a trampoline, jungle gym, ball pool, slide, and building blocks. A gated baby area separates children by age, so even babies aged 0 can play in the same space as older siblings. Fully air-conditioned and heated.
- •Free for hotel guests / JPY 300 for day-use visitors aged 3 and up
- •Open 10 a.m.-9 p.m.
- •Has a baby area (usable from age 0)
Villa Olympica (indoor activities)
Villa Olympica (indoor activities)
- calendar_monthSeason:Confirm with hotel
An indoor sports facility with table tennis, bouldering, human curling, billiard soccer, badminton, archery, and more.
- •Open weekdays 10 a.m.-6 p.m. / weekends and holidays 10 a.m.-8 p.m.
- •Day-use: JPY 500 for elementary-school age and up, JPY 200 for ages 3-6 (set pricing available)
- •Day-use visits are limited to 2 hours maximum, with no re-entry
Kids Lodge / Tomica & Plarail themed rooms
Kids Lodge / Tomica & Plarail themed rooms
Kids Lodge is a detached lodge with a kids-focused concept, and there are also themed rooms designed for children who love the Tomica and Plarail toy lines.
Marine and outdoor field activities
Marine and outdoor field activities
Outdoor activities are plentiful, including SUP and sea kayaking at the clear waters of Iojima Beach, one of Japan's largest four-wheel buggy gimmick courses, and rental bicycles for exploring the traffic-light-free island (free for hotel guests).
Overview
i+Land nagasaki is a large entertainment resort on Iojima island in Nagasaki. The whole island is a playground: the one of the largest in Kyushu 'Ark Land Spa' spa theme park (indoor and outdoor pools you can enjoy in swimwear year-round, free for hotel guests), Nagasaki Onsen YUYU SPA and the MINATO SPA rock-bath terrace, the 'KUJIRA DOME' with a 200,000-ball ball pool, the indoor playroom 'Play Kids Land' (with a baby gate), Villa Olympica, and more. Guests can choose from a variety of room types, including lodges, hotel rooms, and glamping.
i+Land nagasaki is on Iojima, about 19 minutes by boat from Nagasaki Port, and the whole island functions as an entertainment resort. A free shuttle bus also runs from Nagasaki Station (reservation required), and by car you can reach the island via Iojima Bridge.
Baths and onsen
At the one of the largest in Kyushu, all-weather 'Ark Land Spa' spa theme park (9 a.m.-11 p.m.), you can enjoy six indoor spas - including the Botanical Circle Spa and the Wellness Walking Spa (1.1 m deep) - plus six outdoor spas (pools), such as an outdoor infinity reclining bath, a rock bath fed by the resort's own hot-spring source, and 'Play Kids Splash' for young children, all year-round in swimwear. It's free for hotel guests; day-use pricing is JPY 1,000 for adults on weekdays and JPY 1,200 on weekends and holidays, with children 6 and under free. You can bring your own swimwear or rent one (JPY 200); diapers may not be worn, but swim diapers/swim pants are fine. Small, single-point tattoos are allowed if covered with a patch, but exposed tattoos are not permitted.
Play areas and kids' spaces
'KUJIRA DOME' - a 25-meter, all-weather ball pool with 200,000 balls, 50 cm deep - is free for hotel guests and JPY 300 for day-use visitors aged 3 and up. 'Play Kids Land' has a trampoline, jungle gym, ball pool, slide, and building blocks, with a gated baby area so even babies aged 0 can play safely in the same space as older siblings. 'Villa Olympica' is an indoor activity facility with table tennis, bouldering, human curling, billiard soccer and more (weekdays 10 a.m.-6 p.m. / weekends and holidays 10 a.m.-8 p.m.). The 'Tomica & Plarail Ride Island' (45-minute rotating sessions) also opened on September 7, 2025.
Rooms
Room types are varied: Terrace Lodge, Bar Lodge, Kids Lodge (a kids-focused concept), Nagi Hotel, Kaze Hotel, Minato Hotel, and the glamping option 'GRAX OCEAN VILLAGE,' which opened February 21, 2026. Meals that take allergies into consideration can also be accommodated. Check-in is 3 p.m. to 10 p.m., and checkout is 11 a.m.
Access & Information
| location_onAddress | 3277-7 Iojima-cho 1-chome, Nagasaki-shi, Nagasaki 851-1201 |
|---|---|
| directions_carAccess | By car: Nagasaki IC to Shintomachi IC, then across Iojima Bridge. By boat: about 19 minutes on a high-speed boat (fee required) from Nagasaki Port. By bus: a free shuttle bus runs from Nagasaki Station (reservation required). |
| trainNearest station | Nagasaki Station (Nagasaki) |
| local_parkingParking | After crossing Iojima Bridge, you can use the hotel's dedicated on-island parking lot (free). |
| callPhone | +81-95-898-2202 |
| paymentsCards | VISA, JCB, American Express, Diners Club, UC, DC, OMC, Bank Card, UFJ Card, Mastercard, Saison, AEON, JACCS, APLUS, CF, LIFE, ORICO, TOP, View, West, JTB, Daimaru, Takashimaya, Rakuten Card, ANA, JAL, MEDIA |
| languageOfficial site | https://www.islandnagasaki.jp/open_in_new |
Reference price as of August 26, 2026 (stay date 2026-09-19). Please check the booking site for actual rates.
Frequently Asked Questions
Are cribs and bed guards available at i+Land nagasaki?
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Yes. Crib and bed guard rental is available, though in limited quantities - please request one in the comments when you book.
Can babies use the pool or spa areas?
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The Ark Land Spa Theme Park's indoor and outdoor spas can be used in swimwear year-round, and diapers may not be worn - swim diapers or swim pants are required instead. At KUJIRA DOME (the ball pool), anyone who cannot walk unassisted, including adults, should not enter. Play Kids Land has a gated baby area, so babies from age 0 can play there.
Is there an onsen or communal bath at the resort?
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Yes. Hotel guests can use several bathing facilities for free, including the Ark Land Spa communal bath with an open-air bath, the natural hot-spring YUYU SPA, and the MINATO SPA rock-bath terrace. There is also a family bath with a private sauna, which requires advance reservation.
What are the meal options for kids?
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Elementary-school-age children can order a kids' mini set meal for dinner, and there is also a wide selection of kids' dishes and desserts. Meals that take food allergies into consideration can be accommodated - check with the hotel in advance.
How do you get to i+Land nagasaki?
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By car, take Nagasaki IC to Shintomachi IC and cross Iojima Bridge. By boat, it's about 19 minutes on a paid high-speed boat from Nagasaki Port. By bus, a free shuttle runs from Nagasaki Station (reservation required).
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Information on this page was compiled by directly consulting Official website, Rakuten Travel, Ikyu.com (English), Jalan (last verified: August 2026). Prices, availability and seasonal operations change — please check each booking site for the latest information.
We take care to keep information accurate, but always confirm the latest details on the hotel's official site and booking sites before you book or visit.