Ota City is the Sento Tokku (public bathhouse special zone) with the largest number of sento in Tokyo!
There are about 40 bathhouses, and moreover half of them provide a black water hot spring.
Furthermore, every bathhouse offers unique styles of bath, facilities, or events.
Kuro-yu (black water hot spring)
You can take a “black water” hot spring, which is generally called a hot spring of beauty, in the bathhouses in Ota City.
Blackening hot water is humus (the organic compound of soil formed by the decomposition of dead plant materials), and the hot water rich in humic acid is said to have skincare effects.
Kamata Onsen
It offers a high quality of black water hot spring and is also famous for its hot bathtub.
There are bathtubs with different temperatures, jet bath, cold water bath, and sauna.
You can also eat Ota City’s specialty “Shio-yakisoba (salted seafood chow mein)” in the large hall on the second floor.
Address
2 Chome-23-2, Kamata-Honcho
Access
A 10-minute walk from Keikyū Kamata Station of Keikyu Main Line, or a 10- minute walk from Kamata Station of JR Keihin-Tohoku Line
Hours
10:00 a.m.-01:00 a.m.
Closed
Open throughout the year
Kaiseiyu
You can enjoy tiled picture of fishes or real fishes swimming in an aquarium while soaking in the bathtub of Kaiseiyu, which is famous for its black natural hot spring and as a bathhouse with fishes.
Its original carbonated black water hot spring (carbonated spring + black natural hot spring), cold water bath with black water, and soft silk bath with fine bubbles are also popular.
Address
5 Chome-10-5, Nishi-Kamata
Access
A 7-minute walk from Kamata Station of JR Keihin-Tohoku Line
Hours
3:00 p.m.–12:30 a.m.
Unique sento
One of the highlights in Ota City’s bathhouses is their uniqueness, such as open-air bath, interior windows with stained glass, or old-fashioned bathhouse bandai (front desk).
You can enjoy unique atmosphere and space each bathhouse offers.
Hasunuma Onsen
The main concept is Taisho romanticism. It offers even a pond projected by a digital signage on the beautiful lobby with stained glass.
Its fawn transparent hot spring and cold water bath with free-flowing hot spring are popular.
Address
6 Chome-16-11, Nishi-Kamata
Access
A 2-minute walk from Hasunuma Station of Tokyu Ikegami Line
Hours
3:00 p.m. – 01:00 a.m.
Yu-City Kamata
You can enjoy taking an open-air black bath, Jacuzzi, electric bath, suwari-buro (bathtub formed like a chair), baibura bath (bathtub with fine-bubble generating device), utaseyu (waterfall shower), and cold water bath.
The bathhouse is fully equipped with an eating place and massage room.
Address
1 Chome-26-16, Kamata
Access
A 5-minute walk from Kamata Station of JR Keihin-Tohoku Line
Hours
11:00 a.m.–12:00 a.m.
Terunoyu
It uses raw hot spring water for an open-air bath and cold water bath.
It is equipped with an antique bathtub made from Japanese cypress and heart-shaped mirrors (only in the women’s section).
A daily special that changes every day, such as strawberry bath or melon bath, is also well known.
Address
3 Chome-23-6, Naka-Rokugo
Access
A 10-minute walk from Zōshiki Station of Keikyu Main Line
Hours
Weekday: 3:00 p.m.–11:30 p.m. Saturdays/Sundays/Holidays 10:00 a.m.–11:30 p.m.
NU-LAND Sagamiyu
Sagamiyu offers eight types of baths in its white-based clean bathroom.
You can have a taste of a private open-air hot spring bath, and a large banquet hall, private room, and karaoke are also available with additional charges.
Address
2 Chome-7-5, Naka-Rokugo
Access
A 3-minute walk from Zōshiki Station of Keikyu Main Line
Hours
10:00 a.m. – 11:00 p.m.
Sachinoyu
The hot spring bathhouse opens at 6 in the morning.
You can enjoy a daily herb sauna.
There are two light brown hot spring inside and in the open.
Address
1 Chome-25-15, Nishi-Kojiya
Access
A 6-minute walk from Kōjiya Station of Keikyu Airport Line
Hours
6:00 a.m. – 11:00 a.m., 2:00 p.m. – 11:00 p.m.