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Nanbuya Kaisenkaku
forumWhat families say
Families praise the ocean-view panoramic hot-spring bath overlooking Mutsu Bay and Yunoshima island, along with the nightly live Tsugaru shamisen performance. Guests also note the convenient access, about 2 minutes on foot from the station, and the variety of room types, including Japanese-modern twins and tatami rooms with a sunken kotatsu, making it a ryokan well suited to families.
Categories
Kids Facilities
Panoramic hot-spring bath (men's 'Yunoshima' / women's 'Umi')
Panoramic hot-spring bath (men's 'Yunoshima' / women's 'Umi')
A panoramic hot-spring bath overlooking Mutsu Bay and the sky. The indoor bath is framed in hinoki cypress and Towada stone, with an open-air bath attached. The spring source is a colorless, clear sodium-calcium sulfate-chloride spring.
- •Bath hours: 3 p.m. to 10 a.m. the next day, with about an hour of cleaning time overnight (per the official FAQ)
- •Mixed-gender bathing is not allowed for children of elementary-school age or older
- •Guests with tattoos may not use the baths
- •Mobile phones and photography equipment may not be brought into or used in the changing rooms or bathing area
- •Baby chairs and baby baths are available on request in the communal bath
- •A bathing garment ('Bath Time Cover') for breast cancer survivors is available on request, along with two private changing rooms (advance notice required)
Baby and kids' item rental
Baby and kids' item rental
Baby items available on request for use in your room or the communal bath. Quantities are limited for each item, so advance notice is recommended.
- checkFormula-preparation pot
- checkDiaper bin
- checkBaby chair (communal bath)
- checkBaby bath (communal bath)
- checkReFa hair iron
- checkElectric fan
- checkGo, shogi, othello, and card games
- checkWheelchair
Meals, baby food, and allergy accommodations
Meals, baby food, and allergy accommodations
Dinner is a kaiseki course, and breakfast is a Japanese and Western buffet. Every evening, the first-floor lobby stage hosts a live Tsugaru shamisen performance.
- •Allergy accommodations are available within reason for advance requests, focused on the seven major listed allergens (egg, dairy, wheat, peanut, shrimp, buckwheat, and crab); same-day requests cannot be accommodated
- •Full allergen elimination is not possible, since shared cooking equipment and cooking oil carry a risk of cross-contamination
Overview
Nanbuya Kaisenkaku is an 88-room onsen ryokan in Asamushi Onsen, about 2 minutes on foot from Asamushi-Onsen Station (Aoimori Railway), overlooking Mutsu Bay. The top-floor panoramic hot-spring baths, 'Yunoshima' (men's) and 'Umi' (women's), lead from indoor tubs framed in hinoki cypress and Towada stone out to an open-air bath, drawing on a sodium-calcium sulfate-chloride spring source. All 88 rooms have an ocean view, and the Luxury Twin and Mutsu Bay Suite rooms, which use Simmons beds, come with their own open-air bath. Every evening, the first-floor lobby hosts a live Tsugaru shamisen performance.
Nanbuya Kaisenkaku in Asamushi Onsen is an onsen ryokan (88 rooms in total) about 2 minutes on foot from Asamushi-Onsen Station (Aoimori Railway). Set with views of Mutsu Bay and Yunoshima island, every room has an ocean view.
Baths and onsen
The panoramic baths are 'Yunoshima' for men and 'Umi' for women, open from 3 p.m. to 1 a.m. and again from 4 a.m. to 10 a.m. (no swap between the men's and women's baths), with an open-air bath attached. The spring source is a colorless, clear sodium-calcium sulfate-chloride spring. Mixed-gender bathing is not allowed for children of elementary-school age or older, and guests with tattoos may not use the baths. Baby chairs and baby baths are available on request in the communal bath. As a Pink Ribbon-participating ryokan, it offers a dedicated bathing garment ('Bath Time Cover') for breast cancer survivors on request, along with two private changing rooms in the women's changing area.
Rooms
Room types include the 117-sq m Mutsu Bay Suite (with open-air bath, 1 room), the 60-sq m Luxury Twin (with open-air bath, 4 rooms), the 57-sq m Japanese-modern Twin (with a sunken kotatsu, 18 rooms), Japanese-style tatami rooms (53-57 sq m, 41 rooms), a Universal Room (1 room), and business-oriented mountain-view twins and singles, among others, all using Simmons beds. Every room is equipped with a humidifying air purifier.
Items available on request
Items available on request include a formula-preparation pot, a diaper bin, a baby chair and baby bath (for the communal bath), a ReFa hair iron, a trouser press, an electric fan, go/shogi/othello sets, and a wheelchair. Allergy accommodations are available within reason for advance requests, focused on the seven major listed allergens (egg, dairy, wheat, peanut, shrimp, buckwheat, and crab). Every evening, the first-floor lobby hosts a live Tsugaru shamisen performance.
Access & Information
| location_onAddress | 31 Hotarudani, Asamushi, Aomori-shi, Aomori 039-3501 |
|---|---|
| directions_carAccess | About 2 minutes on foot from Asamushi-Onsen Station (Aoimori Railway), and about 10 minutes by car from the Aomori-Higashi IC on the Tohoku Expressway. |
| trainNearest station | Asamushi-Onsen Station |
| local_parkingParking | Free parking for 60 cars, on a first-come, first-served basis. |
| callPhone | +81-17-752-4411 |
| paymentsCards | VISA, JCB, American Express, Diners Club, UC, DC, NICOS, Mastercard, Saison, AEON |
| languageOfficial site | https://www.kaisenkaku.com/open_in_new |
Reference price as of August 28, 2026 (stay date 2026-09-19). Please check the booking site for actual rates.
Frequently Asked Questions
Can children bathe together with a parent of the opposite gender in the communal bath?
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Only up to preschool age - mixed-gender bathing in the communal bath is not allowed for children of elementary-school age or older. Baby chairs and baby baths are available on request in the communal bath.
What baby and kids' items can we borrow during our stay?
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On request, the ryokan can provide a formula-preparation pot, a diaper bin, a baby chair and baby bath for the communal bath, a ReFa hair iron, an electric fan, board games such as go, shogi, and othello, and a wheelchair. Quantities are limited, so advance notice is recommended.
Can the hotel accommodate food allergies for kids?
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Allergy-conscious meals are available within reason if requested in advance, with attention centered on the seven major listed allergens (egg, dairy, wheat, peanut, shrimp, buckwheat, and crab). Same-day requests and full allergen elimination are not possible, since shared cooking equipment and oil carry a cross-contamination risk.
How do we get to Nanbuya Kaisenkaku from the station or by car?
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The ryokan is about 2 minutes on foot from Asamushi-Onsen Station on the Aoimori Railway, and about 10 minutes by car from the Aomori-Higashi IC on the Tohoku Expressway. Free parking for 60 cars is available on a first-come, first-served basis.
Do any rooms have their own open-air onsen bath for families?
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Yes. The Mutsu Bay Suite (117 sq m, 1 room) and the Luxury Twin (60 sq m, 4 rooms) each come with a private open-air onsen bath. The suite-type rooms sleep up to 5 guests, with 2 beds, 1 extra bed, and up to 2 futons.
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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.